Questions Asked on
September 15, 2015

Chemistry
Calculate the enthalpy change (ΔH) for: HCl(aq) + NH3(aq) → NH4Cl(aq) The reaction of 50.0 mL of 1.00 M HCl with 50.0 mL of 1.00 M NH3 causes a temperature rise of 6.4 ˚C in the resulting 100.0 mL of solution. The NH4Cl solution has a density of 1.005
asked by Jim 
Geometry please help!
Which of these is a step in constructing an inscribed square using technology? Construct segment DB, segment CE, segment EG, segment GI, and segment ID. Draw segments BR, RS, and SB Identify the points of intersection between circle A and circle G Mark the
asked by Anonymous 
Math (Ms.Sue)
Find the circumference of a circle whose area is 452.16 square meters. (Use 3.1416 as the value of π.) A. 12 meters B. 75.3984 meters C. 24 meters D. 37.6992 meters I don't know what formula to use for this equation.
asked by Brooklyn 
science
A box weighing 180 newtons is hanging by rope as shown in the figure. Find the tension T¿.
asked by Veronica 
Macroeconomics
As an example of a price index, consider the A.C.D.P.I. (a fictitious price index). The associated basket of goods is: Good Price Coffee $8/lb. Bread $1/loaf Tea $15/lb. Aspirin $2/bottle Cola $6/case A. If the price of coffee doubles, what is the
asked by Mary 
science
1.)Which of the following identifies a measurement its si unit, and the tool most commonly used to measure it ? A.)length,meter,ruler B.)temperature, degrees Fahrenheit, thermometer C.)Weight, gram , scale D.)volume, millimeter, meniscus
asked by cheyann 
physics
An athlete with mass of 50kg runs up a hill. the foot of the hill is 400m above sea level and summit is 900m above sea level. calculate by how much the athlete's gravitational potential energy increases.
asked by kamogelo 
College Chemistry
The specific heat of a certain type of cooking oil is 1.75 cal/(g·°C). How much heat energy is needed to raise the temperature of 2.83 kg of this oil from 23 °C to 191 °C?
asked by Shannon 
science
Two workers pull horizontally on a heavy box, but one pulls twice as hard as the other. The larger pull is directed at 25.0 ∘ west of north, and the resultant of these two pulls is 530.0 N directly northward. Part A Use vector components to find the
asked by Dalal 
Algebra
What is the solution to 5t=23? My answer is 18. What is the value of b if 7+b=8? My answer is 1. What is the solution to 5q=75? My answer is either 25 or 15. What is the solution to 6z=72? My answer is 12. What is the solution to 7+h=12? My
asked by Sara 
Science
A farmer wants to determine if a new fertilizer gives her a better crop yield than her old fertilizer. She spreads the old fertilizer in field A, which has a brand new irrigation system. She spreads the new fertilizer in field B, which has an irrigation
asked by Sara 
chemistry
a flask is charged with 2.00 atm of nitrogen dioxide and 1.00 atm of dinitrogen tetroxide at 25 degrees celsius and allowed to reach equilibrium.when equilibrium is established, the partial pressure of NO2 has decreased by 1.24 atm. (a) what are the
asked by Aisk 
College Chemistry
When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 5.43 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
asked by Shannon 
Math
find the sum of the numbers from 1 to 200 inclusive
asked by Geri 
Algebra
Suppose a box is to be constructed from a square piece of material of side length x by cutting out a 3inch square from each corner and turning up the sides. Express the volume of the box as a polynomial in the variable x
asked by ron 
Satistics
Monthly incomes of employees at a particular company have a mean of $5954. The distribution of sample means for samples of size 70 is normal with a mean of $5954 and a standard deviation of $259. Suppose you take a sample of size 70 employees from the
asked by Suzan 
Math
Insert grouping symbols to make the following sentence true: 160 = 8 * 16 + 12  4 / 2
asked by Liv 
Math 104
A belt connects two pulleys with radii 2 in and 4 in.. The velocity of point A on the belt is 25 ft/sec. What is the linear velocity and angular velocity for point B? What is the linear velocity and angular velocity for point C?
asked by Rebecca 
English help please
9. The author of "My Brother's Keeper" mainly develops Jamie’s character through his actions *dialogue and thoughts the narrators description other’s reaction to him 10. In "My Brother's Keeper," what does Ted want Jamie to do for him? Give him an
asked by Anonymous 
english
why did marilyn lee cross aboard the EDS
asked by ian 
history
Which of the following is not a constraint on federal judicial power?
asked by Anonymous 
history
In what case did Justice Jackson (dissenting) outline the threepart model of presidential power that continues to be referred to today?
asked by Anonymous 
Geometry
What is the perimeter of rectangle WXYZ, with vertices W(3,7), X(5,4), Y(1,0), and Z(3,3) to the nearest unit. PLEASE HELP. A. 36 UNITS B. 30 UNITS C. 22 UNITS D. 11 UNITS
asked by Steven 
english help please!!
Which type of question can you answer by connecting the dots and piecing together information from a text? literal interpretive evaluative adaptive pls help me
asked by Oscar 
History
What factors led the wartime alliance between the United States and the Soviet Union to disintegrate into the Cold War? What would be a great short answer?
asked by Alex 
english help please!!
What type of question can the bolded text help you answer? My social studies teacher, Ms. Galvez, rolled her eyes at me and I rolled my eyes back at her. The Man was always coming down on me, just because I go through school firewalls like wet Kleenex,
asked by Oscar 
physical science
Which of the following statements is NOT true? A. You are exposed to nuclear radiation every day. B. Most of the nuclear radiation you are exposed to occurs naturally in the environment. C. Naturally occurring nuclear radiation is called background
asked by bee 
math AG3 (algebra/geometry)
2k^4 * (3k)^2, I got the answer 18K^6, my question is how is it 18?
asked by jennie 
PLEASE physics
You are standing at the top of a cliff that has a stairstep configuration. There is a vertical drop of 6 m at your feet, then a horizontal shelf of 10 m, then another drop of 4 m to the bottom of the canyon, which has a horizontal floor. You kick a 0.76 kg
asked by Anonymous 
Algebra
You improve your time running a course by 5 seconds in week one, by 3 seconds in week two, and by 4 seconds in week three. What is the average weekly change in your running time? Can anyone help me with this problem pls.. Thanks
asked by Mike 
Science Energy
My assignment was to give drawn examples of the 7 forms of energy. I am having trouble with Chemical and Nuclear. My science teacher used a plant as an example for chemical energy but I don't know what she meant. Also I can't think of an example for
asked by Sydney 
english help please!!
Create a paraphrase of the following sentence from “The Cold Equations”: She began writing another, twice looking up at the chronometer as though she feared the black hand might reach its rendezvous before she had finished. There are no choices btw pls
asked by Oscar 
math
A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 560 college students showed that 27% of them had, or intended to, cheat on examinations. Find the 95% confidence interval. A. 0.2323 to 0.3075 B. 0.2325 to
asked by Jenny K 
Algebra
which of following best define the two quantities that are measure to find the call rate phone company? A.the quantity of price measured in dollars depends on the quantity of time measured in minutes B. the quantity measured in minutes depends on the
asked by Ariel 
please help
The following paragraph contains eleven errors. Find each misused word and correct it by adding the proper word. The original United States Declaration of Independence sets in a case at the Rotunda for the Charters of Freedom as part of the National
asked by miya 
math
Jacob is jogging around a track. Th track is a mile. How many laps will he have to jog to make 3 miles? Is it 24 laps
asked by kevin 
Language arts
What is the principle part of the italicized verb in this sentence (suppressed) from "The StoryTeller"? The aunt suppresed a gasp of admiration. A. Present B. Present participle C. Past D. Past participle I think it's D.....But im lost on the meanings of
asked by Cynthia 
Math (Ms.Sue)
Sheri's freezer is 2 feet wide, 6 feet long, and 2 feet deep. What is the volume of her freezer? A. 24 cubic feet B. 12 cubic feet C. 10 cubic feet D. 4 cubic feet Is depth the same as hight? I came up with A,am I correct?
asked by Brooklyn 
physics
A 2 kg body and 3 kg body are moving along xaxis .At a particular instant ,the 2 kg body has a velocity of 3 m per sec and the 3 kg body has the velocity of 2 m per sec . The velocity of the center of mass at that instant is.
asked by kirti 
ms sue help me please
In the following literature selections, individuals experience rites of passage in various ways: The bass, The river and Sheila Mant Oranges I know why the Caged Bird Sings First lesson On Turning Ten Hanging Fire My Forbidden Face The Scarlet Ibis My
asked by countryboy15 
College Algebra
An executive invests $26,000, some at 8% and some at 6% annual interest. If he receives an annual return of $1,800, how much is invested at each rate?
asked by Kendra 
physics
velocit of gas molecule is 3m/s at 1000k. at what temperature velocity becomes 12m/s?
asked by sunny chauhan 
reading
What is the prefix suffix , and root of the word grumbled? My answers: No prefix Ledsuffix Grum root am i correct? Plz answer for all my answers and ASAP
asked by Nina 
math
40 learners are going on a tour. The ratio of the number of boys to girls is 3:2. How many boys are in the group
asked by Boykie 
stats
If a student scored 75 points on a test where the mean score was 83.5 and the standard deviation was 3.1. The student's z score is ________.
asked by susan 
English
In Great Expectations, does the man seem "fearful" and what details make them think so? A: The man seems "fearful" in that he is causing or likely to cause people to be afraid of him. The descriptive details of the man's appearance makes them think so.
asked by Victoria 
Math
A speed boat travels at a rate of 20 km per hour in still water. It travels 55 km upstream the same time it travels 90 km downstream. What is the rate of current?
asked by Sylvia 
Psychology
what is the unconditioned stimulus (US), unconditioned response (UR), condition stimulus and conditioned response of this example??? 1.)Art goes to a meeting in New Orleans and tries some oysters at the oysters bar. He likes the taste and eats quite few.
asked by terry 
college algebra
In the state of Indiana, 192,031 people claim not to speak English very well. If this is 3.2% of the population of Indiana residents aged 5 years and older, estimate the population of Indiana residents aged 5 years and older. (round to the nearest person)
asked by tim 
Math
A number to the 12th power divided by the same number to the 9th power equals 125. What is the number? 125  Am I correct
asked by Americal 
Physics
At what upstream angle must the swimmer aim, if she is to arrive at a point directly across the stream of a 42mwide river whose current is 0.50 m/s? A swimmer is capable of swimming 0.62m/s in still water.
asked by Anonymous 
science
I had objects that I had to find the source energy then what it was converted to. Please check my answers: battery Powered Drill chemical> mechanical and thermal Lava Lamp Electrical> thermal and nuclear
asked by Sydney 
Math
If there are six row in a triangle. What is the total number of cuber in the triangle. My answer is 36 cubes am I correct. If not please explain. Thanks
asked by Americal 
biology
which micropipettor would be appropriate to measure 250 microliters? P20, P200, or P1000?
asked by Anonymous 
biology
digital readout for micropipettor for 0 7 0 in microliters?
asked by Anonymous 
Knox fields.
A garden in form of a square is surrounded by a path which is 1m wide on two opposite sides and 1^2m wide on the other two opposite sides.if the area of the path is 17m^2.Calculate the perimeter of the garden and the area of the space covered by the garden
asked by Opeyemi 
Math
Consider a market where supply and demand are given by QXS = 14 + PX and QXd = 85  2PX. Suppose the government imposes a price floor of $38, and agrees to purchase any and all units consumers do not buy at the floor price of $38 per unit. a. Determine
asked by Jerry 
Math
The following points show how many centimeters a bamboo plant can grow (g) and the hours (h) that the plant has been growing. What is k?(g,h) (10,50) (20,100) (50,250)
asked by Kate 
SOCIAL STUDIES
How did the Columbian Exchange affect the north america and EUROUPE ?
asked by 45SEC 
7th Grade Math Help
Hi, I really need some help with this. What is one example of how prime factorization is used in real life? I really don't know and I know what example you can use for factoring in real life but not this one. Please help as fast as possible! I really
asked by MusicLover14 
reading
Is intentionally a noun,verb,adverb? I think it is an adverb am i correct?
asked by Nina 
calculus
lim h → 0 (−2 + h)2 − 4 h
asked by Anonymous 
physics
Light from the Sun reaches Earth in 8.3 min. The speed of light is 3.00 x 10^8 m/s. How far is Earth from the Sun?
asked by katie 
Math
Q. When your doing a multiplication problem, for example 84 times 37 = 3,108, how do you check the answer without a calculator?  A. I'm kinda confused on how to check the answer, do i do 84 times 400??
asked by Gigi 
reading
If you were reading a story and you came across a word you don't know, where would be the first place you would look for a definition  glossary or a dictionary? I think glossary am i correct?
asked by hanah 
Chemistry
How many grams of iron must be oxidized to produce 5.0g of rust? (Fe2O3) I have no idea how to solve this!
asked by John 
N R Mandela Comm.Sec.School
pls calculate the mass and volume of oxygen released when 29,4g potassium chlorate decomposes to form potassium chloride and oxygen
asked by kealicius 
Math
Mrs.Cress's table measures 5 ft wide and 8 ft long. She wants to cover the table with 3 in squares tiles. How many tiles will she need?
asked by Jane 
Chemistry
How many grams of rust are produced from the oxidation of 10.0 lb of iron?
asked by John 
Speech
Hi so I have a speech and we have to create a hand gesture and come up with a definition for it. I chose the word fire, but I'm having issues thinking about when it could be applicable in everyday life. I was thinking about if there is a fire and someone
asked by Anonymous 
6th Grade Math
My Question: When Im doing multiplication, do i check it by using 2? For example: 84 times 37 = 3,078 How do i check my answer using estimation?  Answer: Im sorry, but i really need help on this question, I'm kinda stuck
asked by Patricia 
chem 130
To me they seem all 3 correct! Can someone explain this to me? Thanks. Which of the following is a correct IUPAC name? a. 1methylhexane b. 2ethylhexane c. 3propylhexane d. none, they are all incorrect
asked by Azz 
Math
What multiplication fact can help u find 7 divuided by 7?? Sos
asked by Sammy 
chemistry
1.2x10 to the 9th power gallons of water per day converted to gallons per second
asked by Art 
physics
A 10.0 microCoulomb point charge is fixed in place at the origin. A 2.00microCoulomb point charge is released from rest at x = 0.500 m. Because of the repulsive force between the two point charges, the 2.00microCoulomb charge is accelerated in the +x
asked by anna 
microeconomics
Assume that average product for six workers is fifteen. If the marginal product of the seventh worker is eighteen, what is the average product of the seventh worker?
asked by jerome 
College Chemistry
A 43.70 g sample of a substance is initially at 24.7 °C. After absorbing 1757 J of heat, the temperature of the substance is 120.5 °C. What is the specific heat (c) of the substance?
asked by Angel 
College Chemistry
When one mole of C6H6 is burned, 3.27 MJ of heat is produced. When the heat from burning 7.59 g of C6H6 is added to 5.69 kg of water at 21.0°C, what is the final temperature of the water?
asked by Angel 
science!
i want you to review the (3)descriptions and the (4)questions and correct my answers of this worksheet called Scientific Method Bikini Bottom Experiments. tank you tutors for reviewing the descriptions and questions and correcting my answers. The Bikini
asked by anon 
Math
A pilot test requires 3 out of 5 students to be tested if there are 930 kids, how many will have to take the test? Please help! Thank you
asked by Carly 
Math
A number, containing no zeros, changed to 310,000 after it was rounded. To what place was the number rounded? Explain how you know. This is the question my 4th grader has on a homework assignment. I'm lost on the question and she states she doesn't know
asked by Von 
math
How many pairs of integers $(b,c)$ satisfy the equation \[\frac{b + 7}{b + 4} = \frac{c}{9}?\]
asked by Robin 
economics
Assume that average product for six workers is fifteen. If the marginal product of the seventh worker is eighteen, what is the average product of the seventh worker?
asked by jerome 
language arts 5th grade
What information do you get in both a dictionaryand a glossary entry? I think basically the meaning of a word?
asked by Nina 
Math
Find two fractions that are between 3/4 and 11/15
asked by Richa 
math
name the integer that meets the given descricription 4 untis left of the 0
asked by mili 
Physics
If the rate of continental drift were to abruptly slow from 1.0 cm/y to 0.5 cm/y over the time interval of a year, what would be the average acceleration?
asked by Michelle 
geometry
A circle has a center at (8,2). The point is (3,7) is on the circle. What is the area of the circle, to the nearest tenth of a square unit? A. 22.2 square units B. 44.4 square units C. 157.1 square units D.314.2 square units HELP PLEASE, and thanks.
asked by Steven 
Algebra 1
Solve the equations and inequalities using algebraice properties for the following: 28x + 6(3x + 5) = 60 3(x2)8x
asked by Asa 
english help please!!
Which of the following is an example of an evaluative question? Where does Marcus go to school? Why did Marcus have such a hard time in school? Is it wrong for Marcus to work around the school's security systems? How does Marcus react when he is called to
asked by Oscar 
Writing
Formulate a workable thesis statement for each of the following general subjects and topics. a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. b. The difficulty of adjusting to college. Thesis:
asked by Anonymous 
Math
Solve the equations and inequalities using algebraice properties for the following: 28x + 6(3x + 5) = 60 and 3(x2)8x
asked by Asa 
Math
Solve the equations and inequalities using algebraice properties for the following: 28x + 6(3x + 5) = 60 3(x2)8x
asked by Anonymous 
english help please!!
Which of the following is an example of an interpretive question? Who is Marcus' social studies teacher? Why did Marcus have such a hard time in school? What does the school intercom sound like? Is it fair that Marcus is always called to the office? is it
asked by Oscar 
Chemistry
1. What volume of nitric acid solution with mass fraction of 16% is required to make make 250ml solution with 0.2mole/l?
asked by Daniel 
unisa
what are the two main reasons for "a wave of discontent directed at those who have represented (the people) over the decades" as discussed in the article?
asked by malefu 
Math
There are 6 buses transporting students to a baseball game with 32 students On each buss. each row at thebaseball stadium seats eight students if the students fill up all the Rows of seats will the students need altogether.
asked by Jasmine 
Math
you have a piece of wood that is 144 inches long. you cut it into three pieces. the second piece is 12 inches longer than the first piece. the third piece is 12 inches longer than the second piece. write and solve the equation to find the lengths of the
asked by Mark 
Writing
How can I start my introduction for a essay ? In my essay I'll be writing about what are the benefits of being a young entrepreneur?
asked by Halia 
Math
The equation (x + 5) + (y + 3) = 169 models the position and range of the source of a radio signal. Describe the position of the source and the range of the signals. How would I explain it?
asked by Alex 
english
what are the two main reasons for "a wave of discontent directed at those who have represented (the people) over the decades" as discussed in the article?
asked by malefu 
Math
If the diameter of a circle is 22 cm, what is the circumference of the circle and the area of the circle
asked by Carter 
Writing
Formulate a workable thesis statement for each of the following general subjects and topics. Please give me some feedbacks on my thesis statements. Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or
asked by Anonymous 
Algebra
Larry invested a total of $5000 in three stocks during the first year the first stock increasing value by 8% the second stock increase by 6% and the third stock increase by 1% in the first year he earn a profit $310 if Larry invested the same amount in the
asked by Lupe 
Biology (Genetics)
How would you solve these problems? I am confused about what it is asking and how to start it. A step by step process with explanation would be greatly appreciated. Also, are there any simple ways to work out the problems without getting confused, or is
asked by Airin 
English
Is the word humor abstract or concrete
asked by Lt 
Health
Muscular endurance requires aerobic energy only? True False* Power is the key element that will enhance improvement of muscle strength and endurance? True* False Repetitive and short term exercises require anaerobic energy? True* False
asked by Marylyn 
math
find the base and height of triangle in ratio 8to 5 and area is 320
asked by joan 
math
I'm doing rational expressions and am so confused. 4x^218x+81/8x^3+729
asked by Bethany 
Geometry
The equation (x + 5) + (y + 3) = 169 models the position and range of the source of a radio signal. Describe the position of the source and the range of the signals.
asked by Alex 
Music
What would a researcher who studies the tango dance music of Argentina be called? ethnomusicologist historical musicologist musical theorist systematic musicologist I think its C but im not sure
asked by Sara 
English
Will someone assist me in answering the first question below? Once I figure out an answer for the first question, I should be able to answer the other two. "Hobbits are an unobtrusive but very ancient people, more numerous formerly than they are today; for
asked by Victoria 
physics
As soon as a traffic light turns green, a car speeds up from rest to 50.0 mi/h with constant acceleration 7.50 mi/hs. In the adjoining bike lane, a cyclist speeds up from rest to 17.0 mi/h with constant acceleration 14.50 mi/hs. Each vehicle maintains
asked by james 
ALGEBRA PLS
is (0, 3) a solution to the equation y = x + 3? Yes No I think Yes.
asked by anonydingdong 
math
Multiply and simplify I've read the book a million times and still feel confused as to how to do everything a^3+a^2b+a+b/9a^3+9a * 16a^2/8a^28b^2
asked by jax 
Science
In general what would a scientist do after forming a testable questions? Design an experiment**** Develop a hypothesis Draw a conclusion Analyze data
asked by Elizabeth 
School of Natural and Physical Science
Why is tert. butyl chloride being washed with aqueous sodium hydrogen carbonate
asked by Mally 
Geometry
A design on the surface of a balloon is 5 cm wide when the balloon holds 71 cm of air. How much air does the balloon hold when the design is 10 cm wide? Explain the method you use to find the amount of air.
asked by Alex 
Chem
suppose a balloon is filled with air. How would the volume of the air in the balloon change with an increase in temperature? Can someone help explain this to me and what does the particles of matter have to do with this? 2.) How would the volume of the air
asked by Emma 
Grammar
What does personal , reflexive ,and intensive mean
asked by Lt 
math
Dawn Lingua bought three yards of cloth to make some curtains. The cloth was on sale for $2.25 per yard. How much did Dawn pay for the cloth if the sales tax was 5%?
asked by Anonymous 
English
What are methapors?
asked by Luisa 
Langauge
I NEED HELP WITH MY LANGAUGE WORK!!! I need to unscramble "PRLAUGNILIBETLIC"! sOMEONE PLEASE HELP!!!
asked by Anonymous 
algebra l
2 = 4r + s for s
asked by Anonymous 
math
Can anyone show me the step by step procedure on coming up with tax on a retail price of $16 if the sales tax is 1/16 of the retail price. Please
asked by kiersten tracy 
9 lit and comp
in the story margold similie onomatopeia mataphor personification imagery foreshadowing how do these literary devices show mood and tone in the story . must be a paragraph long at least
asked by swazit 
malenga high
L.o direct impact to which bad road use has on physical.social.emotional and economic aspects
asked by busisiwe 
geometry
What is the perimeter of rectangle WXYZ, with vertices W(3,7), X(5,4), Y(1,0), and Z(3,3) to the nearest unit.
asked by katy 
geometry
The endpoints of the diameter of a circle are at (1,2) and (7,6). What is the circumference of the circle, to the nearest tenth of a unit.
asked by katy 
Geometry
A circle has a center at (8,2). The point is (3,7) is on the circle. What is the area of the circle to the nearest tenth of a square unit? A. 22.2 B. 44.4 C. 157.1 D. 314.2 (I've been stuck on this question for a while) thanks!!
asked by katy 
Math
a/c minus c/a
asked by Carter 
Math
Solve for x 9x+5=0
asked by Valerie 
Trigonometry
In travelling across flat land, you notice a mountain directly in front of you. Its angle of elevation (to the peak) is 4.5°. After you drive 13 miles closer to the mountain, the angle of elevation is 9.5°.
asked by Anonymous 
CHEM
The following data were collected for determining the concentration of suspended solids in a water sample. (D= 1.01 g/mL). Express all calculated data with the correct number of significant figures. Volume of sample (mL): Trial 1: 25.0 trial 2: 20.0 trial
asked by James 
chem
PLEASE HELP  If you have a properly adjusted hot flame, which is pale blue with three distinct cones, what is observed if the gas control valve is slightly closed? Explain.  If you have a properly adjusted hot flame, which is pale blue with three
asked by armela 
ENN
What are the two main reasons for "a wave of discontent directed at those who have represented (the people) over the decades" as discussed in the article? the guardian article world 2014 apr 07 indiaelectionsnehrugandhidynasty...
asked by kayla 
math
if x and y are real numbers such that 0
asked by anonymous 
Physics
You are an explorer on a tiny planet with no atmosphere. You drop a coffee filter and find that it falls 2.0m in 1.6s. As you were approaching the planet, you measured the radius to be 1.8x10^6 m. What is the mass of the planet? So I used the 2.0m and 1.6s
asked by Sam 
math
Ms sue so my understanding is that the sales tax on $16 is going to be $1.00. So this would mean that the sales tax on $32 will be $2 if you use the same formula. 32 x 1/16
asked by kiersten tracy 
social studies
Who was Marco Polo ? A.)a religious leader B.)a pirate C.)a philosopher D.)an explorer and author
asked by cheyann 
Latin
Quid est Quintus?
asked by Lt 
English
What is the active voice sentence of the following sentence? The two men were handcuffed together. (situation: The police officer handcuffed his left hand with the right hand of the criminal.)
asked by rfvv 
Math
In a downtown parking lot,there are 5 times as many cars as there are trucks. There are 12 trucks in the parking lot. Write an equation that shows the number of cars parked in the parking lot. How many cars are in the parking lot
asked by Janarian 
English
1. It's been such a long time. 2. It's been a very long time. 3. It's been a while. 4. It's been so long a time. =================== Are they all the same and grammatical? Do you have other similar expressions?
asked by rfvv 
Chemistry
CaO +H2O= Ca(OH)2 The initial mass plus the test tube is 10.860g after picking up water to give calcium hydroxide the total mass of the tube and ca(oh)2 is 11.149g What is the mass of the test tube? ..I did 11.14910.86=.289 h2o , 40.08/56.08=ca %
asked by Alexis 
Algebra
1. 10+(2)(2)(2)/(3) = 6 2. Find the next two numbers in the pattern. 96,48,24,12,... My answer 6,3
asked by Mike 
Educational Technology and online learning
Which of the following is an example of indicative verb mood? a).If his parents let him, he will come outside to play. b).Open the door for the old lady. c).I believe you should have a 60's themed party d).We had spaghetti for dinner.
asked by cheyann 
science
if a car travels at 93 km\h, what rate is it traveling in km\min? we haven't used km yet and i am pretty confused
asked by nathan 
Writing
Please check my rewrites (the ones with a black dot/bullet). Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. * I think this is debatable because the other side could argue that the
asked by Anonymous 
Math
4 1/3  2 7/15=
asked by Amari 
algebra
please check the following answers and review the questions. tank you 1. 2/3 * negative 6 * 5 my answer: 100 2. a landscaper installs 12 sections of trellis. each section of trellis is 3/4 yard long. how many yards of trellis are installed altogether? my
asked by anon 
English
1. He raised his right hand a little. 2. He raised his right hand a bit. 3. He raised his right hand slightly. 4. He raised his right hand a lot. 5. He raised his right hand much. 6. He raised his right hand a little. 7. He raised his right hand just a
asked by rfvv 
Math
9 1/6  5 7/9 =
asked by Bryce 
ap biology
why should you not rotate the volume adjuster of a micropipettor above or below the range written on the instrument?
asked by Anonymous 
Algebra 1
I Need Help On scientific notation.
asked by WootWoot 
biology
Besides coal and oil (fossil fuels) what type of rocks store a great deal of carbon?
asked by Clarissa 
social studies
The historical period of intellectual and artistic creativity is known as the ______. A.)Age Of Enlightenment B.)Age Of Reasons C.)Middle Ages D.)Renaissance
asked by cheyann 
ap biology
if you depress the plunger to the first stop, place the tip into a solution and then release the plunger, does it withdraw the sample, expel the sample, or eject the tip?
asked by Anonymous 
Science
Hoy can i name the entire physical universe?
asked by Maria 
Tech
4. after creating a column heading and or typing text within a column what must you do to move text to the next column? Add a column break select the next column and start typing** highlight the next column change the page orientation
asked by ?? 
belle heth
90+50=140 90+10 100+
asked by Anonymous 
math
what is perimeter
asked by gaurav 
Math (Ms.Sue)
What is the area of a square computer screen with 21in. sides? A. 42 sq. in. B. 441 sq. in. C. 220 sq. in. D. 84 sq. in. I am not so sure if I add all the numbers or multiply them? My sister told me to pick D but I don't know for sure.
asked by Brooklyn 
ap biology
If you have fluid in the pipet tip and want to expel it all, should you only depress the plunger to the first stop or should you continue on to the second stop? why not choose the other option? what could happen?
asked by Anonymous 
college algebre
There are approximately 314 million people in the U.S. If the world population is 7.1 billion people, what percent of the world population is in the U.S.? (round to one decimal place)
asked by tim 
chemistry
Describe the laboratory preparation of z1Litre of 1.3M formic acid buffer of pH 3.9 from solid sodium formats (molecular weight =68) and formic acid liquid 30% pure (Density of formic acid = 1.029g/ml, pKa = 3.75)
asked by Kingsley 
social studies
Who brought the songhai empire to the height of its power making it the largest in the history of West Africa? A.)Askiya Muhammad B.)Mansa Musa C.)Marco Polo D.)Montezuma I think the answer is C.
asked by cheyann 
math
how to estimate 94,903+49,995=
asked by cornisha 
chemistry
a certain hydrocarbon has the analysis C=85.84% and H=14.16%. the density of its vapour is 2.50g/L at STP. find the empirical and molecular formula.
asked by trinaa 
math
At a sports carnival,the ratio of number of pupils sent by school A,B and school C to the event was 1:2:3. The number of boys from school A and the number of girls from school B were the same. The ratio of the number of girls from school C to the total
asked by koh 
thesis
Where is the thesis in this please help Bullies can be anywhere, but there's no place they show up more than in schools, and no time more than in September. Once the academic year starts, the complicated social hierarchy of a campus — popular kids, nerdy
asked by Angel 
algebra
Keith needs to drive 16 miles to work. So far, he has driven 5.8 miles. How many more miles must he drive?
asked by Yeniluz 
social studies
What factors most contributed to the flourishing of great civilization in africa between 400 and 1600? I was really confused with this I tried but I couldn't get it
asked by cheyann 
PHYSICS
While following the directions on a treasure map, a pirate walks 25.2 m north, then turns and walks 4.4 m east. What is the magnitude of the single straightline displacement that the pirate could have taken to reach the treasure? Answer in units of m.
asked by Crystal 
CHEMISTRY
If a solution is made by dissolving 15g of each solid in the same 100g of water at 70 degrees and the solution is cooled to 20 degrees, crystals are observed.. Which solid crystallises and explain in reference to both solids
asked by Gabrielle M 
Physics
Suppose you throw a ball up in the air and it stops rising after 1.5 seconds. the initial speed of the ball is
asked by Sthefania 
English
Identify the various purposes in writing. 1. We thought our first day in the Everglades would be dull, but one impatient girl in our group proved us very, very wrong. Chief purpose: To narrate 2. On that day in the Everglades everything drippedthe
asked by Victoria 
English
What are some imaginary elements to fantasy comics?
asked by Victoria 
Math
A group of 13 friends were planning a trip. On night before they made lot of phone calls. Each friend talked to every other friend atleast once. what is fewest phone calls that can be made?
asked by Mike 
English
Sally wants a new bicycle,but her mother and father will not buy her one.
asked by Anonymous 
Writing
Please check my rewrites (the ones with a black dot/bullet). Thank you! a. The importance of your family. Thesis: The success of a child depends on the support of his or her family. * I think this is debatable because the other side could argue that the
asked by Anonymous 
math
What is the best orderofmagnitude estimate for 0.000002?
asked by audrey 
Physics
Dave needs to get groceries from the store, which is a distance of 1.7 km east of his house. Dave rides his bike to the store at a constant speed of 6.6 m/s, and rides back to his house at the slower speed of 2m/s. A)How long in seconds does it take Dave
asked by Haley 
English
"A fearful man, all in coarse gray, with a great iron on his leg. A man with no hat, and with broken shoes, and with an old rag tied round his head. A man who had been soaked in water, and smothered in mud, and lamed by stones, and cut by flints, and stung
asked by Victoria 
Trig
The foot of a ladder is on level ground 1.5m from a wall. The ladder leans agents the wall. The angle formed by the ladder and the ground is 70 degrees. Calculate how high up the wall the ladder reaches.
asked by Emily 
Uniport ( physis)
A ball is thrown vertically upward with a speed v from a point h metres above the ground. What is the expression according to the time taken for the ball to strike the ground
asked by Williams 
English (Please, Check My Answers)
Identify the various purposes in writing. 1. We thought our first day in the Everglades would be dull, but one impatient girl in our group proved us very, very wrong. Chief purpose: To narrate 2. On that day in the Everglades everything drippedthe
asked by Victoria 
Physics
A bicycle racer sprints near the end of a race to clinch a victory. The racer has an initial velocity of 10.3 m/s and accelerates at the rate of 0.370 m/s2 for 7.01 s. What is his final velocity? a) 12.9 m/s The racer continues at this velocity to the
asked by Rebecca 
Satistics
Jody checked the temperature 12 times on Monday, and the last digit of the temperature was odd six times more than it was even. On Tuesday, she checked it 18 times and the last digit was odd eight times more than it was even. Determine which series is
asked by Lissa 
reading
Im not sure for the prefix of intentionally is it in or is there no prefix?
asked by lana 
satistics
Among a random sample of 500 college students, the mean number of hours worked per week at noncollege related jobs is 14.6. This mean lies 0.4 standard deviations below the mean of the sampling distribution. If a second sample of 500 students is selected,
asked by Lissa 
algebra
The freshman class at a major university contains 6438 students. This was a 26% decrease from the size of the freshman class the year before. What was the size of last year's freshman class?
asked by Anonymous 
bodmas
7/5 (3%2)+3*6
asked by Anonymous 
MATH
i HAVE THE ANSWER OF 5M3 + 4N. hOW CAN i WRITE AN EXPRESSION THAT HAS FIVE TERMS AND SIMPLIFIES TO THIS ANSWER?
asked by Jaxson 
Algebra
How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the remaining solution contains 16% peroxide?
asked by Anonymous 
science
A scientist makes the measurements shown in the data table below. She needs to know the total volume of her other samples. which of the following shows the total volume reported with the correct number of digits and units. Samole A 12.14 ML Sample B 3.400
asked by China one 
language arts
I am not sure about the prefix suffix and root of minute for the prefix i think it is min for suffix i think there is no suffix and root ute am i correct? Answer ASAP PLZ
asked by emily 
eng
In the metaphor of language as a layer cake given in your study unit, which of the following words could be considered to be a frosting word?
asked by naz 
intermediate algebra
Eureka is 16 years younger than Renton. In 13 years Renton will be twice as old as Eureka. How old are they now?
asked by Anonymous 
David A. Brown
Jonathan measure 2 cups of flour into a bowl on the counter then he spilled part of it and now there is only three eighths cup left how much did he spill
asked by Ryan 
Math
A man travels to work everyday at a speed of 40km/h using a car and 6km/h by walking. He arrives at his workshop in 25mins. One day his car broke down and he walked three times as far, thereby arriving at the workshop 17mins late. Calculate the distance
asked by Joseph 
english
What public health issue starts the escalation of misery in top of the food chain?
asked by sarah 
science
we brought a block of un sliced of cheese on the same day, and isn't moldy at all
asked by patricia 
reading
What is the prefix,suffix,and root for neutral?The definition? My answer: Prefixne Suffix no suffix Root utral am i Definition?? Not sure correct?
asked by emily 
ap biology
why should you not rotate the volume adjuster of a micropipettor above or below the range written on the instrument? what two things could happen?
asked by Anonymous 
algebra
A health inspector wants to check compliance with a new city ordinance on meat storage. Since he can only inspect 10 of the 33 stores, he chooses to do a stratified random sample that consists of all 3 of the large chain stores, 4 of the 10 smaller chain
asked by Tyrone 
Math
How is an inequality different from an equation? Give a realworld scenario in which you would write an inequality rather than an equation. June has $35. She wants to buy her sister 2 puppies as a gift! June needs to know the price so she doesn't spend
asked by Amber 
algebra
For a specific type of machine part being produced, the diameter is normally distributed, with a mean of 15.000 cm and a standard deviation of 0.030 cm. Machine parts with a diameter more than 2 standard deviations away from the mean are rejected. If
asked by D'Quan 
algebra
A normal distribution has a mean of 44 and a standard deviation of 4. What is the probability that a value drawn from the distribution lies between 36 and 48? A) 0.18 B) 0.32 C) 0.82 D) 0.91
asked by Tyrice 
Calculus
May someone answer this question for me? Thank you! I appreciate it. a.) Use the definition of continuity and the properties of limits to show that the function is continuous on the given interval. f(x)=(2x+3)/(x2), (2, ∞)
asked by Anonymous 
Math
Issac answered 70% of 30 questions correctly.How many questions did he answer correctly?
asked by Anonymous 
reading
What is the suffix, root, and prefix of the word compressions ? I think it is: Prefix none Suffix ions Root compress Am i correct?
asked by lana 
math
Four thousand students at a school were asked to name their favorite pizza topping. The results were 800 Pepperoni, 1,000 Sausage, 1,200 Mushrooms, 560 Peppers, 240 Onions, and 200 Other. Your friend expresses these results in this circle graph. Your
asked by Bronte 
thesis help
Need help finding thesis When Bullying Turns Deadly: Can It Be Stopped? In the past four weeks, four teenagers killed themselves after being harassed by schoolmates. Technology is quickly changing how kids bully one another. Here are some ways to stop the
asked by Angel 
algebra
A shoe company wants to gauge opinions of a new shoe design. They send out 100 pairs to people in four different cities, but because of cost constraints they can interview only 40 people total. They randomly choose 10 people from each city to interview.
asked by Isiah 
ENN103f
explain excatly what the author means and discuss two of his reasons for saying the scene is neither bucolic nor unchanging
asked by Regina 
reading
What is the suffix of intentionally? I thing it is ally since the root is intention am i correct?
asked by lana 
Calculus
I have done one part of this question. I am, however, unsure as to how to set up the graph. Can someone help me? 1. Use a graph to find a number N such that (6x^2+5x3)   3  < 0.2 whenever x>N (2x^21)  y=2.8 and y=3.2 My issue is how
asked by Anonymous 
math
How can making small groups help you estimate large numbers?
asked by summer 
math
Of the 7pens in ms.youngs desk,3 are blue. Of the 9pens in Mr.foxs desk, are blue. Which teacher has a greater fraction of pens that are blue
asked by Drue 
algebra
A(n) = 5 + (n1)(3)
asked by Bradley 
physics
Influenced by the gravitational pull of a distant star, the velocity of an asteroid changes from from +19.0 km/s to −19.4 km/s over a period of 1.85 years. (a) What is the total change in the asteroid's velocity? (Indicate the direction with the sign of
asked by Brett 
Algebra
Tina has $600 in her bank account when she starts withdrawing $50 a week. What is the slope in this problem?
asked by Ronda 
Math
How would I write an algebraic expression for the quotient of fifty and 5 more than a number is 10. Would this be correct; 50/(x+5)= 10
asked by Steve 
Math
Sorry about last post. :( Graph: Students Hours _______________ Jack  4.5 Mike  6.25 Adam  3 Jim  2.5 Marty 7 Ben  6.75 At your high school, you randomly surveyed male students to find that they play video games a certain amount of hours per week.
asked by Bronte 
washington
Victoria buys two pairs of sunglasses for $8 each.About how mucho did she pay for Both pairs of glasses?Foundation to the nearest ten.Solbes the problem using the gourmet Stephen plan
asked by Audrey 
English (I am unsure)
Identify the purpose of this writing. Some people love the Everglades; as for me, I agree with the contest people who said their first prize was one week in the Everglades, and their second prize was two weeks in the Everglades. A. To inform B. To persuade
asked by Victoria 
physics
An object is thrown downward with an initial speed of 15 m/s from a height of 85 m above the ground. At the same instant, a second object is propelled vertically up from ground level with a speed of 29 m/s. At what height above the ground will the two
asked by Lake 
Chemistry
The number of moles and the mass of oxygen formed by the decomposition of 1.252 g of mercury(II) oxide. I don't understand how to solve this, just want someone to explain. Thank you!
asked by Sarah 
Math
Cindy and Clyde sold a $450,000 home earning a 15%commission on the sale. As owner of the company Cindy gets 60% of the commission and Clyde gets the rest. How much money does each person get? I'm stuck on this problem!
asked by Emma 
science
What is an example of physical science? I know it is movement but can you give an example in a sentance and explain please?
asked by Nicole 
math
find the product tell which strategy you used (4x10)x10
asked by ashley