Questions Asked on
May 4, 2016

PLEASE HELP ASAP
which values will be part of the sequence? 3,4.5,6,7.5,...
asked by Anon 
DamotAk mathematecs
A plane flies 90KM on a bearing 040 and then flies 90KM due east how far is the plane from the starting point
asked by Ope 
English (research)
How can I prove that a superhero is a monster? i.e.  Spiderman
asked by Sarah 
Algebra 1
Thank you in advance for your kind help! How much fresh water should be mixed to a 30% salt water solution, to obtain 90 gallons of a 23% salt water solution?
asked by Matt 
Civics (Reed)(Check)
Please check to see if I have answered the following questions as best as possible. ReedI added more to #3. Will you check it for me please? 1. What information is being presented in the First Amendment of the U.S. Constitution? What facts are presented?
asked by Victoria 
Science
I have to show in a graph my results of the time that my charged balloons stuck to the door, refrigerator, table, cabinet, wall, ceiling, floor and window pane. Could I do this in a bar graph?
asked by Robbie 
algebra
the base of a triangle is (c+2) ft and the area is (2c^3+16) ft^2. what is the height? please help me i don't understand how to solve for the height.
asked by Angie 
PLEASE HELP ASAP ALGEBRA
indentify the sequence as arithmetic, geometric, or neither. 3,4.5,6,7.5,... a. arithmetic b. geometric c. neither please help i don't know the answer
asked by Anon 
algebra help asap
what are the first 4 terms in the sequence represented by the expression 2n + 3? a. 2,5,8,11 b. 4,5,6,7 c. 5,7,9,11 d. 5,10,15,20
asked by Anon 
algebra
which algebraic expression represents the sequence shown 4,8,12,16,... a. 4n b. n + 4 c. 4n + 4 d. 4 ( n1)
asked by Anon 
MATH HELP ASAP
use the expression to find the value of the 20th term. a. 24 b. 76 c. 80 d. 84
asked by Anon 
life orientation
Identity your human rights violation or discrimination
asked by Phillip 
math
Peanut butter cookies. 1 3/8 cup of butter and 5/8 cup of peanut butter. How much more butter is needed than peanut butter?
asked by jaylen 
MATH HELP ASAP
identify the sequence as arithmetic, geometric, or neither. please explain answer 1.6,0.8, 0.4, 0.2,...
asked by Anon 
phy
A record player takes 4.5 sec to spin up to 45 RPM. What is the angular displacement and angular velocity when t=3 sec. I was only able to find angular acceleration from the information given. Which is 1.05 rad/sec^2
asked by bonsnianbill 
HELP MATH ASAP
For questions 1–4, find the slope of the following graphs. 1. (1 point) 2 –2 – 2. (1 point) 1 –1 – 3. (1 point) 3 – 4. (1 point) 0 1 –1 undefined For questions 5 and 6, find the slope of the line that goes through the following points. 5. (1
asked by Anon 
math, functions
f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undeﬁned? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undeﬁned? (d) Find a
asked by (A question about functions.) The function 
math
Mdm Lee gave Nathan and Jasper some money on Friday.On Saturday,Nathan gave 1/3 of the amount he had to Jasper.On Sunday,Jasper gave 1/3 of the amount he had to Nathan.In the end,Nathan had $96 and Jasper had $120.How much did each of them have at first?
asked by Crystal 
math REPLY ASAP :(
Match the parametric curve to its description. Be careful: It is possible that the same description ﬁts more than one parametric curve! (a) (t + 1,4t−2) (1) A portion of a parabola. (b) (t2,3t2) (2) A straight line traversed at constant speed. (c)
asked by BIBO 
math nid this asap tyy
(Velocity and acceleration.) The acceleration of gravity on the surface of the Moon is a = 1.6 m/s2, as opposed to g = 9.8 m/s2 on Earth. An Olympic highjumper can jump to about 2.35 m on the surface of the Earth. What height could an Olympic highjumper
asked by Than 
Parametric Curve
Match the parametric curve to its description. Be careful: It is possible that the same description ﬁts more than one parametric curve! (a) (t + 1,4t−2) (b) (t^2,3t^2) (c) (cost,2(cost)^2 + cost) (d) ((2t + 1)sint,(2t + 1)cost) (e) (2t−1,5) (1) A
asked by Mr Homie 
Math
Difference between two numbers is 5 and the product is 6 find the numbers
asked by Anonymous 
chemistry
60 gram of urea is dissolved in 250ml. Calculate the molarity
asked by ankita Kashyap 
physics
a car starts from rest and attains a velocity of meter/sec,then acceleration changes and it aquires the velocity of 20meter/sec in next 5sec .then it slows down and comes to rest in next 5sec.draw a velocitytime graph for the given conditions,and find
asked by kiran 
Algebra 1
Thank you in advance for your kind help! How much fresh water should be mixed to a 30% salt water solution, to obtain 90 gallons of a 23% salt water solution?
asked by Matt 
chemistry
calculate the ph of a solution that is 0.111 M HCI(strong solution)
asked by Mara 
Geometry (Help)
The diameter of a pingpong ball is 4 cm about how many balls can fit in a box that measures 12 cm x16cm x 8 cm (Do I find the volume of both??)
asked by Susie 
Phy
a resistance of platinum wire is 2 ohm at zero degree and 2.5 at 100 degree.then at what temperature its resistance would be 2.3 ohm.
asked by Shikha 
World Geography
During the late 18th and mid 19th centuries, Europeans and North Americans were attracted to nearby coastal waters due to potential economic gains from catching trout and cod fish catching seals and whales shipbuilding finding riches on unexplored
asked by Anna 
World Geography
Islanders living in Beqa, Fiji lived primarily by hunting and eating meat*** by fishing and cultivating tara by gathering nuts for exports by eating plants
asked by Anna 
World Geography
This geographic feature is the primary reason for a budding economy on Cook Island beautiful beaches and pleasant climates*** beautiful volcanoes tropical plants unique population of fish
asked by Anna 
World Geography
The discovery of _________ caused the creation of new Australian towns jewels and diamands*** bronze pottery gold and mineral deposits furs
asked by Anna 
college algebra
a candy company has 130 pounds of cashews and 170 pounds of peanuts which they combine into different mixes good luck stats has half cash and half peanuts and sells for $7 a pound become a mix has one third cashews and two thirds peanuts and sells for 5.40
asked by Mary 
World Geography
Which natural recourse is not a common and highly important food source throughout the Pacific Islands bananas cattle pork*** taro root
asked by Anna 
Physics
A runner runs 2.5 km eastward and turns northward to cver twice this distance. What is his displacement ?
asked by Jona 
World Geography
Which geographic feature of Cook Island benefits the growth of crops fertile, volcanic soil*** dry climate proximity to the ocean infrequent sunlight supports the growth of shade plants
asked by Anna 
World Geography
Which of the the following is the basis of the traditional Aborigine economy? farming industry mining hunting and gathering***
asked by Anna 
World Geography
During the late 18th and mid 19th centuries, Europeans and North Americans were attracted to nearby coastal waters due to potential economic gains from catching trout and cod fish*** catching seals and whales shipbuilding finding riches on unexplored
asked by Marie 
Science
If water temperature changes in favor of greater oxygen levels how do the population of the fish and wading bird population change in response to the new oxygen over time? I would think the fish population would increase and so would the birds (because the
asked by Jake 
math
Martin works 32 hours a week for $7.50 an hour. Calculate his straight time pay over a 4week period.
asked by jjiiddss 00 
Chemistry
how many ml of 0.200m NAOH solution contain 2.00g NaOH(MW =40.00
asked by Tapiwa 
Math
If you compose the two congruent triangles shown below into a single figure, which term(s) best describes the new polygon?
asked by Desiree Hall 
physics
Kati observes a force of 15N stretch a spring a distance of 0.450m. A) What is the elasticity coefficient of the spring and B) how much force must be done to stretch the spring a distance of 0.750m? a) F=kx k=33.3N ? b)???
asked by help please 
Geography
Islanders living in Beqa, Fiji lived primarily by hunting and eating meat by fishing and cultivating tara (my answer) by gathering nuts for exports by eating plants
asked by Aaron 
chemistry
the density of an aqueous solution containing 10.0% by mass ethanol is 0.984 g/ml. calculate molality and molarity. what volume of the solution would contain 1.15 g ethanol ?
asked by jerry 
Science
How does the sun and wind help bioversty?
asked by Jake 
algebra
a candy company has 130 pounds of cashews and 170 pounds of peanuts which they combine into different mixes the deluxe has half cashews and half peanuts and sells for $7 a pound the economy mix has one third cashews and two thirds peanuts and sells for
asked by Mary 
math
the brown family boarded a train at 3:55 P.M. to go home from the county fair. it took them 25 minutes to get to the train station from the fair. they spent 75 minutes at the fair. what time did they arrive at the fair
asked by Joseph 
SAT math
The population of a city can be modeled using the formula P=100,000e^(0.05t), where t is the number of years after 2012 and P is the city's population. Which of the following equations can be used to find the number of years after 2012 that the population
asked by Anonymous 
Math
What force do you have to apply weighing 1000 ibs to have it accelerate to .2 m sec
asked by Ro 
History
1.)Aside from slavery, which of the following best summarizes the factors that hastened the Civil War? Changes to the cotton trade and a push to decrease tariffs Declarations against slavery by Britain and the Emancipation Proclamation The election of
asked by #FreeGucci 
History
2.)In what way did Abraham Lincoln's election further divide the country prior to the Civil War? Lincoln immediately freed the slaves after his election. Lincoln was considered by many to be an abolitionist. Lincoln made it clear he would attack the South
asked by #FreeGucci 
History
3.)Which answer best explains the effect of the invention of the cotton gin on slave labor in the South? A.)The cotton gin made it possible to plant cotton in even the hardest soil. Because of this, cotton could be grown everywhere, & the labor increased
asked by #FreeGucci 
physics
Tom exerts a force of 75N horizontally to a skateboarder, Steven's mass is 65kg, for a distance of 2.0m on a frictionless floor. A)How much work did Tom do on Steve? B) What was Steven's final speed?
asked by Rosi3 
science
three point electric charges q,2q,4q are placed at the three vertices of an equilateral triangle inscribed in a circle. find the net elect ric field at the centre of the triangle. answer : I think the answer is( 9×10^9 ×q√10)/r^2 ,where r is the radius
asked by shivansh 
History
5.)why would americans free states want slaves state to remain part of the united states as opposed to just letting them leave the union? A.)Federal trade laws, unequal taxation, and slavery B.)Cotton processing, the slave trade, and the federal banking
asked by #FreeGucci 
sciene
A 4 meter long ladder weighing 25kg rest with its upper end against a smooth wall and lower end on rough ground. What should be the minimum coefficient of friction between the ground and the ladder for it to be inclined at 60 degree with the horizontal
asked by anil 
math
Triangle ABC is reflected over the yaxis what are the coordinates of the reflected triangle describe in words what happens to the x coordinates and the y coordinates of the original triangle's vertices as a result of this reflection.
asked by doglover 
Science PLEASE HELP!
What are some hypotheses that have been proposed for the mass extinctions throughout geologic time? Please refer to a specific time period and the organisms which became extinct. 
asked by Gracious Human 
math
A boat takes 2 hours to go 40 km down the stream and it returns in 4 hours . Find the speed of the boat in still water and the speed of the stream
asked by Anonymous 
Science
Characteristics nonliving things
asked by Heien 
math
A girl has 5 books that she wants to read. She wants to read the nonfiction book first and the mystery book last. In how many orders can she read the books?
asked by Armaan butler 
mathematics
Eight players P1,P2,...,P8 play 3 sets of a tournament. It is known that whenever players Pi and Pj play, the player Pi wins if i
asked by please do help me out here 
Taylor polynomial valid range
Hi all, What would the largest validity range possible for: 16x^2  128x^4 + 4096x^6/3!  16384x^8 + 1048576x^10/5!
asked by Mrbob 
Science
The time it takes for a puck to travel from the blue line to the net (d = 18.3 m) if the puck has velocity of 40 m/s is __________ s. (Record your answer to the correct number of significant digits)
asked by HELP ASAP 
History
which answer best describes andrew johnson's relationship with the radical republicans? A:he founded the radical Republican movement B: he worked with the radical Republicans to pass important legislation C: you frequently voted legislation presented by
asked by DD 
English
What makes a verb irregular? does not form it's past and present by adding ed or d to the past participle does not form it's past and past participle by adding ed or d to the present*** does not act as a verb in context functions as a verb but appears
asked by Jordan 
math
Triangle ABC below is translated 1 unit right and 2 units down. What are the coordinates of the translated triangle? Use arrow notation to write a rule for this translation.
asked by doglover 
Science
A sprinter has an average speed of 10.2 m/s. What distance, in meters, would the sprinter run in 9.80 s? (Record your answer to the correct number of significant digits)
asked by HELP ASAP 
Physics
A sprinter has an average speed of 10.2 m/s. What distance, in meters, would the sprinter run in 9.80 s? (Record your answer to the correct number of significant digits)
asked by HELP ASAP 
physics
on the road with Kate. If she is driving a 2500kg car going 75km/h a)how much kinetic energy will it process. b)She asks "How high would I have to lift the car for the same amount of potential energy"? converting 75km/h to m/s
asked by Annie 
Math
If a seed is planted, it has an 85% chance of growing into a healthy plant.if 8 seeds are planted what is the probability that exactly 3 don't grow ?
asked by Amy 
Chemistry
At equilibrium, what is the rate of production of reactants compared with the rate of the production of products? much higher higher*** the same lower
asked by Jordan 
Math
the room is rectangular and measures 9 feet on one side and 15 feet on the other. she needs 0.5 ounces of paint per spuare foot. how much paint does she need?
asked by Dennis 
Chemistry
If sulfur dioxide and oxygen can be made into sulfur troxide, what is the reverse reaction? 2SO3>2SO2+O2*** SO3+O2>SO5 2SO2+O2>2SO3 SO3+2SO3>3S+4O2
asked by Jordan 
maths
What is the length of the shortest piece of string which can be cut into equal lengths, each 15cm or 20 cm or 25cm long?
asked by Loky 
life orientation
are individuals empowered and do they understand their human rights or when their rights/the rights of others are being violated.provide five reasons for your analysis and standpoint
asked by obakeng gaanewe 
Chemistry
Consider the reaction N2(g)+3H22NH3(g). What is the effect of decreasing the volume on the contained gases The reaction shifts toward the product gas The system reacts by increasing the number of gas molecules*** the pressure on the gases decreases
asked by Jordan 
L O
Law/Legislation and its relevance to the issue you are discussing and extent to which this law protects the individual against human rights violation
asked by HAZARD 
Chemistry
In an endothermic reaction at equilibrium, what is the effect of raising the temperature? The reaction makes more products the reaction makes more reactants*** the reaction is unchanged the answer cannot be determined
asked by Jordan 
Writingresearch
How do I write a research topic? What does by "it has to be specific? Thanks
asked by Suhna 
Physics
A steel cable of diameter 15mm supports a lift of total mass 1500kg. If the maximum safe working stress for steel is 10^8 N/m^2, calculate how the lift was moving when the wire broke
asked by Bob 
trig
sin 25° cos 35° + cos 25° sin 35°
asked by EBB 
English
What would be a good thesis statement for a research paper on endangered species I'm trying to focus more on the overall history such as why we created the endangered species list in the first place I just can't think of a good thesis statement.
asked by BLAH 
Chemistry
What is the equilibrium constant in the following reaction [C][O2]/[CO2] [CO2]/[C][O2] [C]^2[O2]^2/[CO2]^2 [CO2]^2/[C]^2[O2]^2
asked by Jordan 
History
6.)What does the phrase, "swapping horses in the middle of the stream, "mean, and who said it? A.)Lincoln said it & was referring to his disapproval of changing the presidential administration during the civil war B.)california journalist Noah Brooks said
asked by #FreeGucci 
MATHS
Generate the sequence: 1,3,5,4,10,7,15,8,20,9,18,24,31,14,28,22,42,35,33,46......
asked by TRYSYENS 
College Algebra
what is the equation involving sine that models a periodic function with an amplitude of 2, a period of 2ð/3, and a horizontal shift of 3.5 units?
asked by jared 
History
7.)During the Civil War, a state called a border state was one which? A.)Allowed slavery but did not secede. B.)Outlawed slavery but not part of the Union. C.)Was declared neutral by the U.S. government. D.)Was quickly reclaimed by the Union after the war
asked by #FreeGucci 
History
8.)At the outbreak of the Civil War, which of the following states was considered a Free State? A.)Delaware B.)Indiana C.)Maryland D.)Texas
asked by #FreeGucci 
math
Suppose the daily high temperature in a town is 3 degrees above average one day, then 5 degrees below average the next day, then 2 degrees above average, then 1 degree below average, then 6 degrees above average, then equal to the average the next day.
asked by Julie 
math
estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth A. 43.3 B.136.1 C.86.7 D.5887.2
asked by Larry 
science
When molecules of water vapor in the air come into contact with a cold can of soft drink, they lose energy, slow down, and form a liquid due to a decrease in ___.
asked by becky 
science
When exposed to the same amount of heat for the same amount of time, a 3 g sample of copper will experience a greater temperature change than a 12 g sample of copper due to its smaller ___.
asked by becky 
Art
Which step involves critiquing a work of art? Create. Imagine. Analyze.)MY ANSWER Reflect.
asked by LOVE 
math
make each of the following the subject of the formula n,s,c in (1n√s/c)*100/1
asked by david 
science
The contents of a can of air freshener are gaseous when sprayed, but remain a liquid while in the can due to ___.
asked by becky 
Art
What is the role of art criticism in evaluating a work of art? To harshly judge a piece.)MY ANSWER To share an emotional reaction. To give an educated opinion.
asked by LOVE 
math
How much money should be invested now (rounded to the nearest cent), called the initial investment, in a Treasury Bond investment that yields 4.75% per year, compounded monthly for 10 years, if you wish it to be worth $20,000 after 10 years?
asked by jjiiddss 00 
English II
Read the passage and answer the question that follows. Chief Joseph's Surrender Speech, October 5, 1877 by Chief Joseph Tell General Howard I know his heart. What he told me before, I have it in my heart. I am tired of fighting. Our Chiefs are killed;
asked by Jessie 
mqth and science early childhood
Children do not need a variety of concrete experiences that enable them to learn the properties of Earth's materials
asked by latavia robinson 
Math
The graph below was drawn with output on the vertical axis and input on the horizontal axis. What does the graph indicate about the relationship between the input and the output?
asked by Val 
Math
Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C.
asked by angela 
Math
he federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the models it makes. Suppose that the mpg’s for the five models of a manufacturer are 19, 21, 22, 28, and 18, and the government requirement is 27
asked by angela 
Business
The project of corporate social responsibility
asked by Olgah 
English II
Read the passage and answer the question that follows: Despite our best efforts as parents, we will always make mistakes in raising our children. It's inevitable. There are so many decisions to be made in any given day, week, month, or year. It's an
asked by Jessie 
English II
from "The Lady of Shalott" by Alfred, Lord Tennyson In the stormy eastwind straining, The paleyellow woods were waning, The broad stream in his banks complaining, Heavily the low sky raining Over tower'd Camelot; Down she came and found a boat Beneath a
asked by Jessie 
chemistry
if an ideal gas has a pressure 2.47 atm, a temperature 86.78C and has a volume of 23.83L how many moles are in the sample
asked by Jessica 
Psychology
Lorraine and Albert are discussing neurotransmitters, getting ready for an exam. Lorraine maintains that neuronal dendrites sort excitatory and inhibitory messages through a process of elimination dictated by reuptake activity. Albert, on the other hand,
asked by Emma 
chemistry
A salt contains only barium and one of halides ions. A 0.1480g sample of the salt was dissolved in water and an water and an excess of sulfuric acid was added to form barium sulfate which was filtered, dried and weighed its mass was found to be
asked by Chansa 
Psychology
Dr. Jones is interested in how human behavior may be genetically inherited from remote ancestors, such as chimpanzees. Her field of interest is A. chemical psychobiology. B. evolutionary psychology. C. clinical neuropsychology. D. behavioral genetics. I
asked by Emma 
chemistry
1. A 12.5843g sample of zrbr4 was dissolved and after several steps all of the combined bromine was precipitated as ArBr. The silver content of AgBr was found to be 13.12160g Assume the atomic masses of silver and bromine to be 107.868 and 79.904.what
asked by Chansa 
Social studies
How did the argument between the eastern orthodox church and the roman catholic church end? Somebody please answer because I am dying to know how it ended! PLEASE!!
asked by Curious_kid 
history
the founder of the first bank to offer microcredit loans won a nobel peace prize for his idea. he said the prize brought dignity to women all around the world who strugle to make a living what did he mean
asked by jjiiddss 00 
PHYSICS
Why do objects gain mass while approaching the speed of light
asked by STEVIUM 
Science
The tracks of the astronauts who landed on the moon are still there in the dust and show no signs of being worn away. This is attruted to the lack of atmosphere on the moon. Which of the following best accounts for the lack of atmosphere. 1)the moon's weak
asked by Zay 
Psychology
3.If you adopt the _______ perspective, you'll reject an emphasis on what goes on in people's minds in favor of focusing on measurable behaviors that can be objectively measured. A. psychodynamic B. neuroscience C. cognitive D. behavioral 4.Agatha
asked by Emma 
chemistry
when the supply of oxygen is limited, iron metal reacts with oxygen to produce a mixture of FeO and Fe203.in a certain experiment, 20.00g of iron metal was reacted with 11.20g of oxygen gas. After the experiment the iron was totally consumed and 3.56g
asked by Chansa 
Algebra
Approximately 2000 tickets are being sold for a car show next Saturday. The cost of a ticket for an adult is $4 and for a child, it’s $2. The total amount collected on Friday was $6400. Find the number of adult tickets and child tickets sold on Friday?
asked by Tracy 
Physics
Suppose that two concentric rings, each with equal mass per unit length are joined so that they rotate together. Find the moment of inertia.
asked by John 
Psychology
5.Regarding the trichromatic theory of color vision, which statement is most accurate? A. The theory maintains that receptor cells are grouped in pairs, such as blackwhite. B. Specialized cells in the retina engage in a process called feature detection.
asked by Emma 
physics
Doyle goes bowling with a cement brick to improve his score. If the brick has a mass of 1.5kg and an initial speed of 5.0m/s upon release a)how much kinetic energy did it possess upon release i.e. when let it go and b)how far will the brick slide before
asked by Rosie 
Maths
how to solve 150 pupils went to concert.3/4 of the number of boys was equal to 1/7 of the number of girls. how many boys went to the concert?
asked by Eric 
Math
Aimi is making Valentine’s Day cards for everyone in her class. She plans to use a whole sheet of paper for each of her 6 closest friends. She will use 1/8 of a sheet of paper for everyone else in the class. She has 34 sheets of paper. How many of the
asked by Martin1162 
Psychology
9.By means of introspection, Dr. Marsh attempts to determine the components of things like perception, thinking, and consciousness. By contrast, Dr. Smyth wants to understand what the mind does in producing different kinds of behavior. We can reasonably
asked by Emma 
chemistry
0.197g of magnesium is burned in air 2Mg + O2 > 2MgO However, some of the magnesium reacts with nitrogen in the air to form Magnesium nitride instead : 3Mg + N2 >Mg3N2 So you have a mixture of MgO and Mg3N2 weighing 0.315g.Determine what percentage
asked by Chansa 
MATH
Write an inquality for the situation. Sam scored at least 26 points. A. K > 26 B. K => 26 C. K =< 26 D. K> 26 Hey guys please help. ASAP
asked by Minnie 
MATH
Write an inquality for the situation. Sam scored at least 26 points. A. K > 26 B. K => 26 C. K =< 26 D. K> 26 Hey guys please help. ASAP
asked by Minnie 
Psychology
13.Within the cerebral cortex, the _______ area is found in the occipital lobe. A. visual B. association C. somatosensory D. main auditory 14.Dr. Lombard's research is focused on the capacity of the human mind to store and retrieve information. Her
asked by Emma 
chemistry
For the reaction below,when the reaction when 0.5000g of X13 reacts completely, 0.2360g of XC13 is obtained. Calculate the atomic weight of element Xmas and identify it 2X13 + 3C12>2C13+312
asked by Chansa 
Urgent help Ms sue
Education researchers believe that a new approach to tackling truancy may help to reduce truancy levels. They wish to carry out a trial to compare the efficacy of the new approach with an existing approach. It is known that some schools have lower truancy
asked by Steve 
Chemistry
Atmospheric pressure on the peak of Mount Everest can be as low as 0.20 atm. If the volume of an oxygen tank is 10.0 L, at what pressure must the tank be filled so that the gas inside would occupy a volume of 1.2x10^3L at this pressure? Tried using the
asked by Gale 
chemistry
A 2.077g sample of an element which has an atomic mass between 40 and 55 reacts with oxygen to form 3.708g of an oxide. Determine the formula mass of oxide ( and identify the element)
asked by Chansa 
life orientation
Describe a recent corruption and fraud in the country making headlines in the media
asked by brilliant 
chemistry
A 5.000 gram sanple of dry mixture of potassium hydroxide, potassium carbonate and potassium chloride is reacted with 0.100L of 22.0 degrees Celsius and 740.0 torr,is obtained from this reaction. What was the percentage of potassium carbonate in the
asked by Chansa 
U.S. History
1.) How did Bush v. Gore affect national politics? a.) It called for the beginning of a lengthy recount in the state f Flordia. b.) It questioned the validity of George W. Bush's Election as president. **** c.) The supreme court awarded Florida's votes to
asked by Hi, Help 
chemistry
Two different chloride compounds of platinum are known, compound X and Y. When 3.45g of compound X is heated, 2.72g of compound Y is formed to 1.99g of platinum metal and some more chlorine gas. Determine the formulas of compounds X and Y.
asked by Chansa 
Geometric Sequence
The colour of some clothing fades overtime when washed. Suppose a pair of jeansfades by 5% with each washing. To the nearest wash, how many washes would it take so that only 25% of the original colour remains in the jeans? 1. first term = 2. r = 3. tn = 4.
asked by Emily 
math
a locker combination two nonzero digits and the digits can be repeated the first number is 3. what is the probability that the seconds number
asked by fontiae 
chemistry
The active ingredients of an antacid tablet contained only magnesium hydroxide and aluminium hydroxide. Complete neutralization of a sample of the active ingredients required 48.5 ML of 0.187 M hydrochloric acid. The chloride salts from this neutralization
asked by Chansa 
chemistry
The 4.000g sample of M2S3 is converted to MO2 and loses 0.277g.what is the atomic weight of M?
asked by Chansa 
math
estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth A. 43.3 B.136.1 C.86.7 D.5887.2
asked by Larry vandermark 
Math (Mrs. Sue, please help?)
A system of equations is given below: y = 3x + 4 2x + 3y = 10 Which of the following steps could be used to solve by substitution? (4 points) 3x + 4 = 2x + 3y 2x + 3(3x + 4) = 10 2(3x + 4) + 3y = 10 3(y = 3x + 4) (I don't understand this at all and I've
asked by Reb 
math
estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth. A. 43.3 B.136.1 C.86.7 D.5887.2
asked by Larry vandermark 
Chemistry
addition of conc H2SO4 to PhCH(CH3)OH gives product?????
asked by Edward 
Math
Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Reactangular Prism Length:8 in Width: 2 in
asked by Sally 
Language arts 8B
the poem It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears. It Shall flush the mountain ranges, And the valleys shall grow bright; It shall bathe the hills in radiance,
asked by Alicia 
Math
Suppose that your income is at the 81st percentile of wage earners in the United States. What percent of wage earners make more than you do? A. 19% B. 81% C. Cannot be calculated from the information given D. None of the above Answer:A
asked by angela 
Civics
What are the limitations of the Executive and Legislative branches?
asked by Calie Boyce 
La
these lines of dialogue from the dairy of anne frank, act 1 reveal a lot about anne's character. In the paragraph , explain at least two things that you find out about anne's personality from her words.
asked by help 
Math please help me i need this answer ASAP
Using the same two number cubes numbered one through six, think about the event of rolling a sum that is greater than 10. This event would consist of all of the outcomes where the sum is greater than 10.
asked by FluttershyK22 
math
find the area of prism 5 millimeters 6 meters 13 meters not drama scale A. 48 meters squared B. 346 meters squared C. 780 meters squared D. 195 meters squared help
asked by Larry vandermark 
maths(Please help me out)
A survey of mobile call interconnectivity indicates that the average time it takes to connect calls from one network to the other is 25 seconds.Assume the variable is approximately normally distributed and the standard deviation is 4.5 seconds.if 80 calls
asked by Ruby 
Math
Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C.
asked by angela 
Math
The following data set is the GPAs of the students in a statistics class. 1.93, 1.99, 2.00, 2.04, 2.12, 2.34, 2.55, 2.55, 2.75, 2.75, 2.80, 2.80, 2.85, 3.02, 3.12, 3.22, 3.31, 3.33, 3.45, 3.69 What percentile is a GPA of 2.34? A. About the 6th B. About the
asked by angela 
Science
          ^ ^ rarefaction Compression what type of wave us shown above? A: B: C: D:
asked by Science Nerd 
algebra
A house has increased in value by 38% since it was purchased. If the current value is $483,000 , what was the value when it was purchased?
asked by Laura 
maths
The management committee of Oxford school has indicated its desire to accept only 40% of all continuing undergraduate based on the results of the end of second semester examinations.the mean score of the examination is 500 and a standard deviation of
asked by Ruby 
Economics!
Suppose a chemical company is in a perfectly competitive industry and has a short run total cost curve of TC = q3 + 5q2 + 10q + 10 and a short run marginal cost of SMC = q2 + 10q + 10. At the price of 49, how many will be produced?
asked by Samuel 
math
find the area of prism 5 millimeters 6 meters 13 meters not drama scale. A. 48 meters squared B. 346 meters squared C. 780 meters squared D. 195 meters squared help
asked by Larry vandermark 
math
If the mean wage of a part time lecturer in a college is 250.00 per month and standard deviation of 25.00.find these probabilities for a randomly selected lecturer,assuming the variable is normally distributed, a.the lecturer earns more than 280.00. b.the
asked by farahan 
MATH HELP ASAP
For questions 1–4, find the slope of the following graphs. 1. a. 1/2 b. 2 c. 2 d. 1/2 2. a. 3/2 b. 1 c. 1 d. 3/2 3. a. 2/3 b. 3/2 c. 3 d. 2/3 4. a. 0 b. 1 c. 1 d. undefined For questions 5 and 6, find the slope of the line that goes through the
asked by Anon 
physics
show the expression v=at is dimensionally correct where v represents speed an acceleration and t is instant time?
asked by Chansa 
English
these lines of dialogue from the dairy of anne frank, act 1 reveal a lot about anne's character. In the paragraph , explain at least two things that you find out about anne's personality from her words. can someone start me out please im not good at essays
asked by bob 
physics
A fundamental law of motion states that the acceleration of an object is directly proportional to the resultant force exerted on the object and inversely proportional to the mass.if the proportionality constant has no dimensions, determine the dimensions
asked by Chansa 
math
Eight players P:I, P2,. ..... P8 play a knockout tournament. It is known that whenever the players Pi and Pj play; the player Pi will win if i < j. Assuming that the players are paired at random in each round, what is the probability that the player P4
asked by please please please help me solve this urgently 
physics
A Zambian Air Force jet lands with a speed of 100m/s and can accelerate at maximum rate of 5m/s as it comes to rest (a) from the instant the jet touches the runway, what is the minimum time needed before it can come to rest. (b) can the jet land on the
asked by Chansa 
Math
9 hundreds + 18 tens +13 ones
asked by Shakeya 
math
find the area of prism 5 millimeters 6 meters 13 meters not drama scale A. 48 meters squared B. 346 meters squared C. 780 meters squared D. 195 meters squared
asked by Larry vandermark 
physics
The driver of a car slams on the brakes when he sees a tree blocking the road. The car slows uniformly with an acceleration of 5.6m/s for 4.20s marking straight skid marks 62.4m long ending at the tree with what speed does the car strike the tree?
asked by Chansa 
Statistics
It is claimed that 70% of the cars on the Valley Highway are going faster than 65 miles per hour. A random sample of 12 cars was observed under normal driving conditions with no police car in sight. (A) What is the probability that all of them were going
asked by Samantha 
Early childhood
What is a natural way for primary kids to process science skills
asked by Anonymous 
algebra
294 round to ten
asked by Laura 
Math
The solutions to nx^2 + px + q=0 are 4 and 2/5. What information does this tell you about the graph of f(x)= nx^2 + px +q? If you could answer this for me, that would be great. Thanks in advance :)
asked by Heaven 
physics
An archaeologist begins a trip by first walking 30km southeast from the campsite. He stops and sets up a temporal camp for the night. On the second day, he walks 60km in direction 60 degree north of east, at which point he discovers the ancient city of
asked by Chansa 
science
Lesson 9: Energy and the Environment Unit Test Science 7 B Unit 3: Energy and the Environment does anyone have answers to this text C.A
asked by Katie 
physics
A person walks 25 northeast for 3.10km.how far would she have to walk due north and due east to arrive at the same location?
asked by Chansa 
physics
A tire 0.5m in radius rotates at a constant rate of 200 rev/min.find the speed and acceleration of a stone lodged in the tread of the tire ( on its outer edge)
asked by Chansa 
geography
Serial numbers for a product are to be made using 3 letters followed by 4 numbers. If the letters are to be taken from the first 8 letters of the alphabet with repeats possible and the numbers are taken from the digits 0 through 9 with no repeats, how many
asked by Dimitra 
LA
What is the appositive in this sentence? Tiny Tim’s father, Bob Cratchit, works for Scrooge. (1 point) Tiny Tim father*** Bob Cratchit Scrooge 4. What is the appositive phrase in this sentence? The Ghost of Christmas Future, the third spirit, takes
asked by Anonymous 
physics
A bag of cement of weight 325N hangs from wires as Shawn. Two of the wires make angels al=60 degrees a2=50 degrees with the horizontal. If the system is in equilibrium find the tension T1, T2 and T3 in the wires.
asked by Chansa 
Math
Write and simplify the polynomial represented by the model. (Model shows: 3 big blank squares, 2 long black rectangles, 3 small blank squares, 1 big black square, 6 small black squares) a. 2x^2 + 2x + 3 b. 2x^2  2x  3 c. 3x^2  2x  3 d. 2x^2  2x + 3
asked by jai 
Algebra
When multiplying two numbers written in scientific notation what do you do with the exponents of the 10? A. multiply B. add C. subtract D. divide I think the answer is A. multiply. Is that correct?
asked by Madison 
physics
A 5kg object placed on a frictionless, horizontal table connected to a string that passes over a pulley and then is fastened to a hanging 9kg object. Draw a free body diagram of both the objects. Find the acceleration of the two objects and the tension in
asked by Chansa 
english
Which of the following describes stage directions? a central message about life explanations about how the actors sound and behave the meaning behind events and characters’ actions writing that is vague and uncertain
asked by Tamya Beard 
Algebra 2
1. What is the determinant of the matrix? [5 6] [2 9] a. 33 b. 6 c. 6 d. 33
asked by Anastassia 
Math
Which best describes best describes your ability to graph inequality
asked by Emma 
Math
Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Rectangular Prism Length:8 in Width: 2 in Height:
asked by Sally 
Science
Hello, I was just wondering what it means when something says "a white flower is crossed with a red flower" Could anyone please tell me?
asked by Val 
math
I think of a number double it and add 14. The result is 36. What is the number? With working
asked by Doniqua 
Math Please Help ASAP
(m^2m3)+(m4) m^2+m1 m^2+2m7 m^27 m^21 please help, is it D?
asked by random person who probly takes the same class as you 
PreAlgebra
A mat is 3w inches wide and the frame is w inches wide around a 16in x 48 in poster. Type an expression for the amount of frame material needed.
asked by Jennifer 
math
Is the relation a function? 4 > 8 7 > 11 10 > 14 12 > 10 A. yes B. no
asked by emily 
Algebra
Does y=3(4^x) represent an exponential function? I think it does, but I'm not sure
asked by Madison 
Math
a trading token is in the shape of a trapezoid and has an area of 25 square centimeters and the bases are 3 and 7 centimeters what is the height of the token.
asked by Angleo 
chemistry
The gas in a fixed container was at STP before is was lifted by a balloon into the atmosphere. What would the new pressure be in kPa if the temperature at a higher altitude was 268 K? a .00138 kPa b 103 kPa c 99.4 kPa d .982 kPa
asked by tristan 
Science
How does the force the rocket is launched with affect the distance it travels?
asked by Dilnoza 
Math
1. Write the number of permutations in factorial form. Then simplify. How many different ways can you and six of your friends sit in your assigned seats in math class? A.6!; 120 B.6!; 720 C.7!; 2,520 •• D.7!; 5,040 Correct me
asked by Till a 
Physics
a)In the series circuits, what do you notice about the voltage across each resistor compared with the voltage of the battery? (There could be more than one answer) 1.The resistor voltages multiplied together give the battery's voltage 2.The resistor
asked by Mariah 
mathematics for accounting
the question is the formula use in calculating depreciation that is reducing balance method which is (1n√s/c)×100/1 now we were asked to now make each of n,s,and c in the formula the subject of the formula
asked by david 
Chemistry
A mixture of He, Ne. And Ar has pressure of 16.1 atm at 28.0c. If the partial pressure of He is 3.05 atm and that of Ar is 1.16 atm, what is the partial pressure of Ne?
asked by Ciara 
Math
Jim wants to give 4 friends 3/5 of pizza how many pizzas will he need
asked by Faith 
Chemistry
How many grams of solute are present in 795 ml of 0.130m KBr?
asked by Ray 
9th grade Physical Science
Two dogs are fighting over a rope. The first dog is pulling with 10N to the right. The second dog is pulling with 15N to the left. Which way will the rope move?
asked by Jennifer 
Chemistry
Calculate the ph of a solution that is 0.157m HCI?
asked by James 
Chemistry
Complete and balance the precipitation reaction. Include physical states in your answer. CuCI2(aq)+Na2CO3(aq)
asked by Tiara 
Math
3+3=+2
asked by Bella 
math
write a phrase for y+9.
asked by M&M 
Chemistry
If an ideal gas write the balances equation for the combination of magnesium and oxygen to form magnesium oxide, MgO.
asked by Jaila 
math
the volume of a prism is 56cm^3 if the length is 7cm and the width is 4 cm what should be the height?
asked by may 
Math
space for a roll of two number cubes is shown in the table. (1,1)(1,2)(1,3)(1,4)(1,5),(1,6) (2,1)(2,2)(2,3)(2,4)(2,5)(2,6) (3,1)(3,2)(3,3)(3,4)(3,5)(3,6) (4,1)(4,2)(4,3)(4,4)(4,5)(4,6) (5,1)(5,2)(5,3)(5,4)(5,5)(5,6)
asked by Till a 
Algebra
what is the domain function y=√3x+3 The sqrt sign goes over the 3x+3 can someone show me how to do this problem?
asked by Mike 
Math
he ate 1/8 of the cereal then ate 1/6 of what was left next day. how much did he eat the second day
asked by Nico 
Algebra
Find the GCF of the terms of the polynomial. 12x+20 A. 2 B. 4 C. 5 D. 10 I think it's B. 4
asked by Madison 
Algebra
After a 90% reduction, you purchase a DVD player on sale for $50. What was the original price of the DVD player?
asked by Renee 
math literacy, life science, history,sotho
What careers can I study for, where and how much will it cost????
asked by pitso ROFIWA 
health science chemistry
How many ml of water should be added to 20.0 ml of a stock of 12.0 M HCl solution to make 1.50 M HCl ?assume that the volumes are additive.
asked by konja 
math
evaluate 8 + 2
asked by may 
social studies
1.when prices at a high rate, it is called? interest rate net export inflation taxes 2. which of these is not a purpose of money? store of value producers of resources unit of account medium of exchange
asked by megan 
math
evaluate 8 + 2 does it mean 8 + 2?
asked by maya 
math
I think of a number double it and add 14. The result is 36. What is the number? With working
asked by Doniqua 
math
The area of a plot of land is 2496 square meters. A small part of the land is fenced. The ratio of the area of the plot of land to the area that is not fenced is 48:31. What is the area of the land that is not fenced? (5th grade math)
asked by ben 
Math
Draw 2 different rectangles with a the perimeter of 8cm. One rectangle has the least area. The other rectangle has the greatest area.
asked by Iya 
Math
The systolic blood pressure of 18yearold women is normally distributed with a mean of 120 mm Hg and a standard deviation of 12 mm Hg. What percentage of 18yearold women have a systolic blood pressure that is within 3 standard deviations of the mean on
asked by angela 
Math
The diameters of bolts produced by a certain machine are normally distributed with a mean of 0.25 inches and a standard deviation of 0.01 inches. What percentage of bolts will have a diameter greater than 0.24 inches? A. 79.13% B. 82.46% C. 84.13% D.
asked by angela 
Math
Write twenty million, five hundred ten thousand in expanded notation using exponents.
asked by Elizabeth 
Math
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, what percentage of light bulbs have a life less than 2500 hours? A. About 25% B. About 50% C. About 75% D. About 68% Answer B
asked by angela 
Texas State History
All of these changes occurred in Texas as a result of NAFTA except_________ (1 point) A Highway 59 widened B trucking and warehouse industries boomed C international bridges were built D many businesses left Houston and Dallas I think it's B if I'm wrong
asked by Aiecha 
enlish part 1
A Lincoln Preface is an example of what kind of writing?
asked by allie 
Math
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, use the 689599.7 rule to approximate the percentage of light bulbs having a life between 2000 hours and 3500 hours? A. About 13.5% B.
asked by angela 
social studies
Which of these events would most likely lead to a rise in interest rates for home mortgages? The prices of homes for sale in a certain city rise by a great deal. Many new lenders begin offering home mortgages. Home sales increase greatly for several months
asked by megan 
Math
Decide which of the described variables is/are likely to have a normal or nearnormal distribution. a) The heights of corn stalks in one row of corn that is half a mile long b) The numbers of viewers of each of the channels from 202 to 550 on Direct TV at
asked by angela 
st josephs
for the next 4 years you will get the following cash flow. $420 $520 $750 $540. Assume that the interest is 5.5% how much money will you have in 4 years
asked by Sandra 
Math
The amount of Jen’s monthly phone bill is normally distributed with a mean of $50 and a standard deviation of $10. Find the 25th percentile. A. About $46.30 B. About $43.30 C. About $43.40 D. about $43.20 Answer : B43.30
asked by angela 
science
If a radioactive isotope has a half life of 10 years and you start with 100 grams what is the fraction left, percentage left, and amount of original in grams I would like for you to explain how to do it not tell me the answer that's the question
asked by keona 
math
solve log(2+x)log(x3)=log2
asked by sarah 
Math
You run a small furniture business. You sign a deal with a customer to deliver up to 500 chairs, the exact number to be determined by the customer later. The price will be $120 per chair up to 400 chairs, and above 400 the price will be reduced by $0.25
asked by Lucas 
History
How did the Transcendentalist movement in the mid1800s reflect American life at that time? What other movements did Transcendentalism inspire
asked by Sid.V 
Help my son's math
A TRAIN IS TRAVELING AT A RATE OF 76KM EACH HOUR . ESTIMATED THE TIME IT WILL TAKE THE TRAIN TO TRAVEL 399KM??
asked by Kevin 
social studies
what is the most likely effect on a person's income if he or she has little education and few skills? A. the person's income will vary greatly. B. the person's will earn a high income. C. the person's income will decline over time. D. the person's will
asked by megan 
precalculus
solve log(2+x)log(x3)=log2 I know the answer is 8
asked by sarah 
finance
A man deposit 24, 000 into a mutual fund that is expected to grow at a annual rate of 8%. What will be the rate of the investment be in 2 years 4 years 6 years 8 years
asked by maureen 
math
A runner has a stride length of 5 feet for the first half of the race and a stride length of 4.5 feet for the second half. How many strides would it take to finish the second half of the marathon? Hint: 5 ft is 5.0 x 10 4.5 is 4.5 10
asked by kris 
Algebra
The table shows how much an airconditioning repair company charges for different numbers of hours of work.graph the data and find the and yintercept from the. then write the equation for the grap intercept formh in slope
asked by ernest 
Math
The mean score on the exit examination for an urban high school is 63 with a standard deviation of 9. What is the standard deviation of the distribution of sample means with a sample size of 9? A. 2 B. 3 C. 4 D. 4.1 answer B
asked by angela 
Math
solve. A rectangular room with an area of 300 square feet. I need to change the area to 363 square feet by increasing both the length and the width by the same percentage. By what percentage did the increase
asked by Anonymous 
Chemistry
What is the pH of a solution prepared by mixing 50.0 mL of 0.010 mol/L HCl(aq) and 50.0 mL of 0.010 mol/L Ca(OH)2(aq)? Assume the temperature is 25 degrees Celsius. Additional information given: Kw = 1.0×10^−14 at 25 degrees Celsius. The possible
asked by allie 
Math
A study of the amount of time it takes a mechanic to rebuild the transmission for a 1992 Chevrolet Cavalier shows that the mean is 8.4 hours and the standard deviation is 1.77 hours. Assume that a random sample of 40 mechanics is selected and the mean
asked by angela 
Math
If light bulbs have lives that are normally distributed with a mean of 2500 hours and a standard deviation of 500 hours, approximately what percentage of light bulbs has a life of more than 3000 hours? A. About 84% B. About 68% C. About 32% D. About 16%
asked by angela 
social studies
which of these is an example of entrepreneurs malia starts selling jewelry she made in an online store liam found a summer job walking dogs in his neighborhood pavel worked hard to learn how to speak a foreign language Ophelia took classes in painting and
asked by megan 
Reading
Imagine you were a teacher beginning employment at a school or early childhood program. What kind of guidance, support, and training do you feel you need to become comfortable and capable in areas of working with families
asked by Janie 
Math
You run a small furniture business. You sign a deal with a customer to deliver up to 500 chairs, the exact number to be determined by the customer later. The price will be $120 per chair up to 400 chairs, and above 400 the price will be reduced by $0.25
asked by Lucas 
math
Help please I have a test tomorrow morning
asked by Anonymous 
Physics
A mass of 20 kg is held 1.20 107 metres above the surface of a planet that has a radius of 1.50 107 metres and a mass of 4.50 1028 kg. a) If the mass were to be dropped freely to hit the surface of the planet, with what velocity would it collide with the
asked by Kia 
algebra
what two numbers add up to 4 and multiply to 6?
asked by bret 
math
Can you please help me with a math problem
asked by Anonymous 
Chemestry
4. The components in the following phospholipid are CH20 (CH2) 14CH3 CHOC (CH2)14CH3 CH2OPOCH2CH2NH3
asked by Gaudy 
Algebra
Mr. Brown has 24 meters of fencing. He wants to build a rectangular pen for his rabbits. Draw two different rectangles that Mr. Brown could build. Use only whole numbers for the lengths of the sides of each rectangle. Label the length of each side. Find
asked by Dessie 
Math
Suppose the equation v=16.2x^2  192.1x + 2800 represents the value of a house from 1925 to 1950. When did the house have the lowest value? Round to the nearest whole number. (X=0 in 1925)
asked by Koki 
Language arts
I need help what are 2 instances in "an hour with abuelo"? please help thank you
asked by Anastasia 
Statistics
The probability that Samantha will be accepted by the college of her choice and obtain a scholarship is 0.35. If the probability that she is accepted by the college is 0.65, find the probability that she will obtain a scholarship given that she is accepted
asked by Maria M. 
Physics
A 4.00kg block rests on a 30.0° incline. If the coefficient of static friction between the block and the incline is 0.700, what magnitude horizontal force F must act on the block to start it moving up the incline, given g= 9.80m/s^2?
asked by Justin 
PHYSICS
The volume of a gas is 450 mL when its pressure is 1.00 atm. If the temperature of the gas does not change, what is the pressure when its volume is changed to 2.00 L?
asked by Caleb 
Chemistry
What is the oxidation state of chromium in cr2o7^2
asked by Julia 
Chemistry
3 x 10^23 molecules of element Z have a mass of 38 g. What is the mass of 1 mole?
asked by Monica 
Chemistry
What amount of ammonium sulfate is produced by the reaction of 8.48g of ammonia with 24.50g sulfuric acid?
asked by benji 
Math
f(x) = cos (1/x) Find the limit as x approaches infinity and find the limit as x approaches negative infinity. Identify all horizontal asymptotes.
asked by David 
Math
f(x) = cos (1/x) Find the limit as x approaches infinity and find the limit as x approaches negative infinity. Identify all horizontal asymptotes.
asked by David 
physics
Potential energy between charges + q at even places and q on odd places on the corner of a hexagon of edge lenth 'a'
asked by SUMEDHA 
english
twenty years later mar can still remember all of the words of her high school fight song. This can be attributed to : Mary's devotion to her high school or previewing or reviewing or overlearning, I choose overlearning is this correct?
asked by jennifer 
Chemistry
An indicator is what type of compound? a. reducing agent b. oxidizing agent c. weak base or acid d. strong base or acid
asked by benji 
Science one question dont understand plz help ASAP
i know that from earth to the moon is 238,855 miles but i don't know how much that is in months
asked by Thikra 
Math
Use Simpson's Rule and all the data in the following table to estimate the value of the integral b=5 a=11 x= 11 10 9 8 7 6 5 y= 6 9 3 9 1 9 1
asked by John 
Math
The following table shows the rate of water flow (in L/min) through a dam. t (min) 1 6 11 16 21 26 31 V'(t) (L/min) 1 8 2 9 7 5 9 Approximate the total volume of water that passed through the dam from t=1 to t=31 using Simpson's rule, with n=6.
asked by Steve 
Parametric Curve
Match the parametric curve to its description. Be careful: It is possible that the same description ﬁts more than one parametric curve! (a) (t + 1,4t−2) (b) (t^2,3t^2) (c) (cost,2(cost)^2 + cost) (d) ((2t + 1)sint,(2t + 1)cost) (e) (2t−1,5) (1) A
asked by Mr Homie 
Finite Math
A student is making out her schedule for next year. Her list consists of 9 required courses and 12 elective courses. She must take at least 4 courses but cannot take more than 6 courses. In how many ways can she select courses such that she takes at least
asked by Jay 
english
Reciting includes a: verbalizing information b: saying main ideas aloud c: writing main ideas d" all of the above e" either b or c but not both I chose all of the above is this correct?
asked by jennifer 
math
the question is the formula use in calculating depreciation that is reducing balance method which is (1n√s/c)×100/1 now we were asked to now make each of n,s,and c in the formula the subject of the formula please help me
asked by Anonymous 
Functions
f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undeﬁned? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undeﬁned? (d) Find a
asked by Mr Homie 
geometry
I have a few questions about finding the area. I don't know how to link images on here, so I will just try my best to describe the shapes. First question: What is the area of the figure below? It is a parallelogram connected to a triangle. The spotted line
asked by Gina