Questions Asked on
January 30, 2014

Sciencecheck my answers plz
Which of the following explains why sunlight is important to aquatic ecosystems? Sunlight provides a source of heat energy to increase water temperatures. Sunlight keeps harmful bacteria from taking over aquatic ecosystems. Sunlight makes it possible for
asked by Princess Anna 
Physics
A ball player catches a ball 3.33s after throwing it vertically upward. a) with what speed did he throw it? b) what height did it reach?
asked by Daniela 
math  2 questions!
help pls!!! i am confused!! can you check to see if these are right!?? 4. List all of the quadrilaterals with exactly one pair of parallel sides. (1 point) parallelogram; trapezoid rhombus; parallelogram; rectangle trapezoid rhombus; square; rectangle 5.
asked by TTR+S<3 
science  check my answers!
help pls asap!!!!! check my answers!!! 4.) A certain object has a volume of 25.0 mL and a mass of 100g. What is the density of the object? a)0.250 g/mL b) 4.00/mL*** c)125 g/mL d) 2500 g/mL 5.)Which of the following is a chemical property of aluminum?
asked by TTR+S<3 
Science
Which of the following determines the type of biome classification that will be made for a particular reason? a. Climate* b. Size c. Mineral deposits d. Number of human settlements
asked by Maria 
Math
1. Jacob is baking chocolate chip cookies. The recipe uses 3/4 cup of sugar. Jacob wants to make one half of a batch. How many cups of sugar does he need? My answer is 1/4 cups if sugar. 2. In the fridge, hannah had 2/3 of a quart if milk. She used half of
asked by Khys 
AP Chemistry
If 400 mL of 3.2 molar HCl solution is added to 300 mL of 2 molar NaOH solution, what will be the molarity of NaCl in the resulting solution? Answer in units of M
asked by Gabriella 
Science
What is the mass of water that results from combining 2.0 g of hydrogen with 16.0 g of oxygen? 14.0 g (I'm thinking this.) 16.0 g 18.0 g 20.0 g
asked by Anonymous 
physics
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes
asked by ben 
Science
a__has a definite shape and a definite volume
asked by Anonymous 
AP Chemistry
Which one of the following compounds is not a salt? 1. Ca(ClO4)2 2. Fe(NO3)3 3. Cr(OH)3 4. Na2SO3 5. KMnO4
asked by Gabriella 
college chemistry
a 42 piece of ice at 0.0 C is added to a sample of water at 8.0 C. all of the ice melts and the temperature of the water decreases to 0.0 C. how many grams of water were in the sample.
asked by Linda 
Calculus
Let g and h be any two twicedifferentiable functions that are defined for all real numbers and that satisfy the following properties for all x: I) (g(x))^2 + (h(x))^2=1 ii) g'(x)= (h(x))^2 iii) h(x)>0 iv) g(0)=0 a)Justify that h'(x)=g(x)h(x) for all x b)
asked by Rachel 
math
mr. Jackson has 20 quarters. if he gives 4 quarters to each of his children, how many children does mr. Jackson have?
asked by renan 
Science
Which of the following shows the correct order from coldest to hottest average annual temperature? a. TaigaTundraRainforestTemperate forest b. RainforestTemperate forestTaigaTundra c. Temperate forestTaigaTundraRainforest d. TundraTaigaTemperate
asked by Marie 
physics
A glass window pane has an area of 3.00 m2 and a thickness of 0.600 cm. If the temperature difference between its faces is 25.0°C, what is the rate of energy transfer by conduction through the window.
asked by Brody 
Algebra
What are some reallife examples of exponential decay? Please help me think of some ideas...except radioactive decay.
asked by Anonymous 
physics
Two point charges lie on the x axis. A charge of 6.2μC is at the origin, and a charge of 9.5μC is at x=10.0cm. What is the net electric field at (a) x=−4.0cm and at (b) x=+4.0cm?
asked by afton 
science
Provide at least two modern examples of how the United States has increased its food production.
asked by rat 
chemistry
a 42 piece of ice at 0.0 C is added to a sample of water at 8.0 C. all of the ice melts and the temperature of the water decreases to 0.0 C. how many grams of water were in the sample.
asked by Linda 
Mathematics
city A is 300km due east of city B , city C is 200km on a bearing 123 degree from city B. how far is it from C to H?
asked by okeke onyinye 
Statistic
1. For this assessment, explicityly state the five steps of a simulation and carry out the simulation. Use the random digit table. A basketball player makes 80% of her free throws. Recently during a very close game, she shot 5 free throws near the end of
asked by Helen 
Exponential Growth and Decay
Doctors use iodine131 to treat some forms of cancer. The halflife of iodine131 is 8 days. A patient receives a treatment of 12 millicuries. A millicurie is a unit of radioactivity. How much iodine131 remains in the patient 16 days later?
asked by Anonymous 
ecosystems
Hi, can someone help me? What land biome has the lowest humidity? I guess Tundra. A tundra if I'm not mistaken. There were 4 answers: tundra temperate forest grassland rainforest
asked by Hi 
Engineering
Microprocessing chips are randomly sampled one by one from a large population, and tested to determine if they are acceptable for a certain application. Ninety percent of the chips in the population are acceptable.
asked by BRARSAAB 
physics
A flywheel has a small magnet mounted on it. EAch time the magnet passes the coil, a voltage pulse is generated, which is passed to the c.r.o. The display of the c.r.o. is 10cm wide. The flywheel is rotating at a rate of about 3000 revolutions per
asked by Saraf 
Physics
On an unknown planet, a pendulum of length 1.5 m swings with a period of 3.3 s. What is the acceleration of gravity on this planet?
asked by Rachell 
language arts, plays
On October 1, 1956, The Diary of Anne Frank opened simultaneously in seven cities in Germany. At the end of the play, the audience sat silently without applauding. Not long after the play’s opening, Germans began openly expressing remorse for the
asked by Maria 
science
A steel block has a volume of 0.08m3 and a density of 7,840kg/m3 what is the force of gravity acting on the block(the weight in water?
asked by Anonymous 
Chemistry
At noon on a clear day, sunlight reaches the earth\'s surface at Madison, Wisconsin, with an average power of approximately 1.00 kJ·s–1·m–2. If the sunlight consists of photons with an average wavelength of 510.0 nm, how many photons strike a 1.30
asked by Clare 
math
A pronghorn antelope can travel 105 miles in 3 hours.if it continued at the same speed how far could a pronghorn travel in a 11 hours
asked by mike 
Statistics
The perstore daily customer count (i.e., the mean number of customers in a store in one day) for a nationwide convenience store chain that operates nearly 10,000 stores has been steady, at 900, for some time. To increase the customer count, the chain is
asked by Anonymous 
speed
a train approaching a crossing changes speed from 25 m/s to 10 m/s in 240 s. How can the train's acceleration be described?
asked by Anonymous 
Food Labels
5. The food label law is mandatory for the following foods: a. readytoeat foods at a bakery, deli, and/or candy store b. most food except meat and poultry*** c. medical foods d. coffee,tea and spice Thank You.
asked by Cassie 
Chemistry
What is the mass of sodium nitrate NaNO3 that you would need to add to 250 g of water in order to prepare a solution that is 0.200 molal in NaNO3?
asked by Mike 
Math
A rectangular yard measuring 30ft by 35ft is bordered (and surrounded) by a fence. Inside, a walk that is 4ft wide goes all the way along the fence. Find the area of this walk
asked by John 
AP Chemistry
50.0 mL of an HCl solution with a pH of 3.5 neutralizes 200.0 mL of a Ca(OH)2 solution. What is the molarity of the Ca(OH)2 solution?
asked by Gabriella 
math
At the city museum, child admission $5.30 is and adult admission is $9.00. On Friday, three times as many adult tickets as child tickets were sold, for a total sales of $872.10. How many child tickets were sold that day?
asked by colt 
Physics 141
A snowmobile moves according to the velocitytime graph shown in the drawing. What is the snowmobile's average acceleration during each of the segments A, B, and C? The scale for the time axis is 100 s per increment, and the scale for the velocity axis is
asked by Hope 
Physics
An object is dropped from a platform100 ft high. Ignoring wind resistance, how long will it take to reach the ground?
asked by AS 
chemistry
how many kilocalories of heat are released when 85g steam at 100 degrees C converted to ice at 0.
asked by Anonymous 
everest online
2. At the end of each year a selfemployed person deposits $1,500 in a retirement account that earns 10 percent annually. a) How much will be in the accountant when the individual retires at the age of 65 if the contributions start when the person is 45
asked by shunda 
Chemistry
Consider the process where 1.3 moles of ice, initially at 30.0 C, is heated to 140.0 C at constant pressure of 1.00 atm. The molar heat capacities (Cp) for solid, liquid, and gaseous water (37.5 J K1 mol1, 75.3 J K1 mol1, 36.4 J K1 mol1,
asked by Bryan Josten 
AP Chemistry
If 435 mL of 2.7 molar HCl solution is added to 128 mL of 3.2 molar Ba(OH)2 solution, what will be the molarity of BaCl2 in the resulting solution? Answer in units of M
asked by Gabriella 
social studies(check answers)
please check my answers and if there wrong maybe you could tell me the correct one.but thanks anyways. 1. How did the formation of the National Action Party change Mexican politics? A.It ended the oneparty system. B.It consolidated power among a few key
asked by annabelle 
Physics
A bar of gold is in thermal contact with a bar of silver of the same length and area. One end of the compound bar is maintained at 80.0°C while the opposite end is at 30.0°C. When the energy transfer reaches steady state, what is the temperature at the
asked by Brody 
physics
A)A ball is tossed from an upperstory window of a building. The ball is given an initial velocity of 8.15 m/s at an angle of 19.0o below the horizontal. It strikes the ground 2.50 s later. How far horizontally from the base of the building does the ball
asked by Teddy 
Math
Scott deposits $400 into an account that pays simple interest at a rate of 6% per year. How much interest will he be paid in the first 2 years?
asked by Casi Danielle' 
math
chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?
asked by renan 
geometry
Dru is challenged by her geometry teacher to estimate the height of the school flag pole without measuring. She decided to walk off the length of the shadow cast by the pole by successively walking the noted length of her shadow. If dry is 5ft 6 in.tall
asked by jan 
literature
The story of The Wolf use.by Chief Pontiac is an example of A. a simile B. a myth c. personification
asked by Alice 
Physics
A severe thunderstorm dumped 2.4 in of rain in 30 min on a town of area 35 km^2. What mass of water (in kg) fell on the town? One cubic meter of water has a mass of 103 kg.
asked by Robin 
PLEASE HELP MRS SUE
THE PERIMETER OF A RECTANGULAR GARDEN IS 40 METERS. THE LENGTH OF THE GARDEN IS 1 METER LESS THAN TWICE ITS WIDTH WHAT ARE THE DIMENSIONS OF THE GARDEN?
asked by taylor 
Science
Explain why pentane has a significantly higher vapor pressure than 1butanol?
asked by Jacky 
Physics
A small 9g plastic ball is suspended by a 35 cm long string in a uniform electric field 1110 N/C as shown. The ball is in equilibrium when the string makes a 23 degree angle with the vertical.
asked by Eliz 
Math
A 12foot ladder is set up 5 feet from the base of a building. How far up the building does the ladder reach? Round your answer to the nearest tenth of a foot.
asked by Serena 
physics
If the ball is in equilibrium when the string makes a 43◦ angle with the vertical as indicated, what is the net charge on the ball? The acceleration due to gravity is 9.81 m/s 2. Answer in units of C
asked by Anonymous 
Math
On a map, 1/2 inch=10miles. How many miles apart are two towns that are 2 1/4 inches apart on the map?
asked by Tarik 
scienceheat from burning fuel warms the walls of t
Heat from burning fuel warms the walls of the firebox section of the furnace in A.a hot heating system B.an evaporation system c. a compressor compartment
asked by Anonymous 
Math palette of problems
If 2/9 gallon of water fills a bucket 3/5 full, how many gallons of water are needed to fill the bucket?
asked by Madi 
physics
A frog in a hemispherical bowl, as shown below, just floats in a fluid with a density of 1.29 ✕ 103 kg/m3. If the bowl has a radius of 5.30 cm and negligible mass, what is the mass of the frog?
asked by Anonymous 
Chemistry
While in Europe, if you drive 109km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car's gas mileage is 23.0mi/gal ? Assume that 1euro=1.26dollars.
asked by Taylor 
maths
1 curry and 1 tea cost £4. 2 curries and 2 puddings cost £9. 1 pudding and 2 teas cost £2. What do you have to pay in total for 1 curry, 1 pudding and 1 tea? What does each item cost on its own?
asked by jessica 
Science
plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.
asked by Sania 
chemistry
Need help balancing this chemical reaction equation Ca(NO3)2+2NaOH>Ca(OH)2+2NaNO3
asked by anna 
Northwestern
Which of the following substances is a liquid fuel used in rocket engines A. liquid oxygen B. Ammonia c. potassium perchiorate D. codium nitrate
asked by Anonymous 
Maths
if the 29th term of arithmetic series is double of 19th term then find the 9th term.
asked by Arpan 
Chemistry
A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘C. How many grams of this gasoline would fill a 15.1gal tank?
asked by Taylor 
Math
For what values of b is the expression factorable? x^2 + bx + 12
asked by Anonymous 
Statistics
The perstore daily customer count (i.e., the mean number of customers in a store in one day) for a nationwide convenience store chain that operates nearly 10,000 stores has been steady, at 900, for some time. To increase the customer count, the chain is
asked by Anonymous 
Chemistry
Calculate the enthalpy change of formation for the following reactions using Hess's law, and the enthalpies of formation given in Figure 4: b) MgO +2HCl > MgCl2 +H2O c)NaOH+ HCl >NaCl +H20 Figure4: the given enthalpies of formation compound values are:
asked by BOB 
science
liquid alcohol will change to vapor when its temperature reaches the A. boiling point B. fusing point C. freezing point D. melting point
asked by Alice 
math
If I had borrowed 1500 for six months at 8.5% annual simple interest. How much I will have to repay at the end of six months period
asked by seravyan 
English
I am doing descriptive writing how can i describe a shooting scene in a school? it needs to be detailed, chaotic and interesting
asked by Anonymous 
physics
A spring (k=80n/m) lies on a frictionless table, one end connected to the wall, the other to a 4kg block. The block is pulled, stretching the spring .5m. and then released. A) max elastic potential energy of system? b) total energy? C) what is the
asked by Amina 
Science
Predict change in temperature for 1butanol, CHSCH2CH2CH2OH, if same experiment were using 1butanol?
asked by Jacky 
Physics
Two speeding lead bullets each of mass 5 g and temperature of 20°C collide head on at speeds of 500m/s each. Assuming a perfectly inelastic collision and no loss of energy to the atmospheres, describe the final state of the two bullet system.
asked by Brody 
physics
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes
asked by ben 
Physics
Grains of fine California beach sand are approximately spheres with an average radius of 50 μm and are made of silicon dioxide, which has a density of 2.4 × 10^3 kg/m3. What mass of sand grains would have a total surface area (the total area of all the
asked by Robin 
Health
The coach noticed that Caleb really started to kick the soccer ball with great amount of power after the kicking drills. Caleb adjusted the power of his soccer kick by increasing the speed of his kicking leg prior to and upon contact with the ball starting
asked by Ben 
Physical Education  Check my answer please
Excess body fat may cause... Answer choices: 1. diabetes, lack of stored energy, stroke, and heart disease. 2. lack of organ protection, osteoarthritis, and hyper tension. 3. sleep apnea, lack of organ protection, and liver disease. 4. stroke, infertility,
asked by Elina 
math
find the 4th term of an arithmetic sequence whose first term is 8 and whose 9th term is 32.
asked by breauna 
science
If the absolute temperature of gas is 600K, the temperature in degrees celsius is A.273 b.705c
asked by Alice 
physical science
A rock thrown straight up climbs for 4.24 s, then falls to the ground. Neglecting air resistance, with what velocity did the rock strike the ground?
asked by Coya 
Spanish
Write forms of tener que to tell what the following people have to do. Yo presentarte a mis amigos. ¡Ellos conocerte! Can someone help me with the first 2 to get started?
asked by Kamie 
Pre cal
determine the function f whose graph is given the vertex is (3,13) and the y intercept is 4 how whould i work this out
asked by shelly 
English
I am writing a paper for my research class and I am not sure I am using the right word in the sentence below. (This can include mental, physical, and emotional abuse that any member of a family conflicts on to another member of the family.) I am not sure
asked by AT 
physics
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes
asked by ben 
physics
A car is stopped at a set of traffic lights. It takes off, accelerating at 4.5m/s2 until it is travelling at 60km/h. It maintains this velocity for 3 minutes before braking to a halt over 60m at another set of traffic lights. How far has the car travelled
asked by irvin 
physics
A stream of water strikes a stationary turbine blade horizontally, as the drawing illustrates. The incident water stream has a velocity of + 17.4 m/s, while the exiting water stream has a velocity of – 15.0 m/s. The mass of water per second that strikes
asked by ben 
Physics
plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.
asked by Sania 
science
plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.
asked by Sania 
Engineering science N4
Calculate the angle of projection of a projectile in order to hit a target 12km away.the initial velocity is 700m/s ant the time of the flight is 80seconds.
asked by Mike 
Lotto game
This is winning Number, 558083653, pls can you help me out of the next number on 1th feb 2014, pls,
asked by Adekunle 
math
the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?
asked by taylor 
chemistry
How many cubic centimeters (cm3{\rm cm}^3) of olive oil have the same mass as 2.00LL of gasoline?
asked by Keni 
Physics
On a curved roadway of radius 100 m, the suggested speed limit is 35 mph (approximately 16 m/s). What must the coefficient of friction be between a car’s tires and the road for the car to safely negotiate the curve at the posted speed?
asked by Tom 
chemistry
How many cubic centimeters (cm3{\rm cm}^3) of olive oil have the same mass as 2.00LL of gasoline?
asked by Keni 
science
a silver bar 0.125 meter long is subjected to a temperature change from 2oo degrees celsius to 100 degrees Celsius what will the length of the bar be after the temperature change
asked by Alice 
science
An object with a mass of 21 kilograms is lifted through a distance of 7 meters. How much work is done A. 147j B.703n c.15,625N
asked by Anonymous 
Math
there are 8 students auditioning for a play and there are 56 possible outcomes. How many roles are there?
asked by Susan 
Physics 112
Moving a charge from point A, where the potential is 370V , to point B, where the potential is 190V , takes 4.1×10−4J of work. Part A What is the value of the charge?
asked by Phil 
science
plz any one these are some mcqs i am preparing for a test i m not sure with the answers of these mcqs this is not a homework not an online course exam so feel free to answer these thankx MCQS 01. Changes of equal magnitude are separated by some distance.
asked by Sania 
Engineering science N4
A ship is 100km northwest of cape town harbour and it sails directly north at a velocity of 30km/h in 8 hours.calculate its resultant speed with reference to the cape town harbour in magnitude and direction.
asked by Mike 
Algebra
How do I identify an exponential growth/decay function on a graph? I'm assuming that if the curve moves from left to right, upwards, it is growth, and if it moves left to right, downwards, then it is decay. Please tell me whether this reasoning is right or
asked by Anonymous 
Math
A math teacher wishes to use groups of 5 and/or 7 students for a class assignment. When she tries to make assignments she notices that it cannot be done with the number of students in her class. However, if the number of students were any larger, the
asked by David 
Physics
How much momentum does a .01 kg ping pong ball have if it is traveling at 25 miles/hour? (1.609km=1 mile)
asked by Georgianna 
Math
Find the slope, if it exists, of the following line. X=2/15
asked by Pam 
Calculus II
Find an equation of the set of all points equidistant from the points A(−2, 6, 3) and B(5, 3, −3)
asked by julide 
math
last year, 2713 teachers attended a technology conference. if there were 163 more men than women at the conference, how many men and how many women attended?
asked by taylor 
math (eliminations)
5x=3y9 2x5y=16 elimination
asked by taylor 
math
the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?
asked by taylor 
science
If the student opened the bag after the above experiment, what would happen to volume of gas inside? A. The volume of gas in the bag will stay the same. B. the volume of gas in the bag will be decrease. C. The volume of gas in the bag will be increase. D.
asked by Paul 
SAT
Please help me. I am a foreign boy. English is not my first language. I find the SAT questions too tough. In my home land we did not learn much english in high school. How can I pass the SAT with a good score?
asked by Mohammed 
Group process?
This old supervisor works at shop soon another supervisor gets hired and old supervisor sees this new one saying racial comments and didn't like behaviour What perspective present in old supervisor belief that new supervisor shouldn't be supervisor? Power?
asked by Mohammad 
Math
A rectangular box has a length of 12 inches and a width 4 inches. The length of the threedimensional diagonal of the box is 14 inches. What is the height of the box?
asked by Serena 
physics
Wavelength in a Closed Column Here is the prompt: We place a speaker near the top of a drinking glass. The speaker emits sound waves with a frequency of 3.75 kHz. The glass is 14.1 cm deep. As I pour water into the glass, I find that at certain levels the
asked by David 
physics
A basket weighing 0.3kg is suspended from two ropes which are tied to a horizontal beam. The rope on the left is at an angle of 63° and the rope on the right is at an angle of 32° with respect to the beam. What mass of rocks could be placed in the bucket
asked by irvin 
chemistry
How to do this equation!? Ok if you have 0.125g of copper at 23ºC. How much energy is needed to convert this copper to a temperature of 455ºC?
asked by Anonymous 
math
If the rectangles width is trippled and its length is doubled the perimeter of the new rectangle is 92 centimeter greater than the original perimeter what is the area of the original rectangle?
asked by annie 
literature
When does the narrative of sojourner truth take place
asked by Alice 
Math  Quart to Gallon Ratio
A punch recipe for half gallon (64 oz) of punch requires one pint (16 oz) of grape juice. How many quarts (1 qt = 32 oz) of grape juice are required for 2 1/2 gallons of punch?
asked by Anonymous 
Physics
How much momentum does a .01 kg ping pong ball have if it is traveling at 25 miles/hour? (1.609km=1 mile)
asked by Georgianna 
Biology
Viroids typically infect plant, while prions typically infect nervous system. Is this correct? thanks!
asked by Sarah 
Math
If a boat rental company charges 100.00 a day plus .50 per kilometer and another company charges 90.00 a day plus .60 per kilometer, at how many miles would the bill at both companies be the same?
asked by Andre 
Physics
A water heater is operated by solar power. If solar collector has an area of 6.00m^2, and the intensity delivered by sunlight is 550W/m^2, how long does it take to increase the temperature of 1m^3 of water from 20°Cto 60°C?
asked by Brody 
help me with this language arts.
Multiple Choice 1. A court order that integrated the schools in a city would (1 point) bring students of different races together. close down the schools. keep students of different races apart. 2. Read the following passage from Through My Eyes: After the
asked by josh 
Health  CHECK MY ANSWERS PLEASE
Chris wants to know his BMI. He is five feet, six inches tall and weighs 130 pounds. What is Chris's BMI? Answer choices: 1. 18 2. 21 3. 28 4. 30 **MY ANSWER** Is it: 2. 21?
asked by Elina 
AP Chemistry
How many moles of NaOH will it take to neutralize 0.77 L of 0.81 M HCl? Answer in units of mol
asked by Gabriella 
AP Chemistry
A 65 mL sample of a solution of sulfuric acid is neutralized by 46 mL of a 0.14 M sodium hydroxide solution. Calculate the molarity of the sulfuric acid solution. Answer in units of mol/L
asked by Gabriella 
reading
how did the dust bowl worsen the misery of the great depression. use details and examples
asked by anonymous 
Ratio
If a dress that is made out of 2 yards of fabric will shorten 2 inches because of the hem, how much would a dress made out of 1.5 yard of fabric shorten because of the hem?
asked by Angela 
CERT IV in allied health
Make one suggestin to change workpractice in allied health facility How would you encourage team members to have positive attitude to the change you are suggesting?
asked by Amanda 
math
John had $24.He spent 2/3 of his money.How much he has left.
asked by olivia 
Calculating Quarts from Pints in a Ratio Help
Can someone please explain the steps to solving this problem without a calculator? Seth drank three pints of water a day for 6 days. How many quarts of water did he drink
asked by Angela 
US history
what happened as a result of the Second Bank of the United States not having its charter renewed in 1836??? ***was inflation involved???
asked by nicole 
Math
Could you use doubling to multiply 7x3? Explain?
asked by Bob h 
science
in a gasoline engine, the area in the cylinder head where the airend andfuel mixture is burned is called the A. piston B. cylinder c. combustion chamber D. intake valve
asked by Anonymous 
Math
Find a value that satisfies the inequality 0.7
asked by Wes 
math
Eighty students took the prealgebra test and 90% of them scored 85% or higher. How many students scored 85% or higher on their test? How many students scored below 85% on their test?
asked by mon 
Math
Jody deposited $65 into her savings account. The next day, she withdrew $24. how much of her deposit remains in the account?
asked by Rachel 
chemistry
A certain volume of a gas at 298kelvin is heated such that its volume and pressure are now four times their original value.What is the new tewperature?
asked by blessing 
2nd Order linear ODEs
I'm having trouble solving this problem: For the equation x^(2)y′′  xy′ = 0 , find two solutions, show that they are linearly independent and find the general solution. Hint: Try y = x^(r). I divided the equation by x^(2) first to simplify it, and
asked by Student 
physics
On a day with a breeze blowing from the west at 8.5km/h, a remote control helicopter, facing north, takes off vertically from a level field at full power. It has a mass of 700g and the propeller generates 10N of thrust when running at full power. Once it
asked by irvin 
business mathematics
Check My Work (No more tries available) The Book Nook makes four times as much revenue on paperback books as on hardcover books. If last month's sales totaled $124,300, how much was sold of each type book?
asked by charlene 
physics
This question is roughly based on some historical data from tropical cyclone Clare which crossed the WA coast near Dampier in January 2006. It started off as a tropical low north of the Northern Territory and was upgraded to tropical cyclone intensity at 8
asked by irvin 
math
rene put 2 blue marbles, 2 green marbles, 2 red marbles and 2 white marbles in a bag, if Rene takes 1 marble out of the bag without looking, what is the probability of rene drawing a blue marble?
asked by Larry 
english
Need answers for these about "A Modest Proposal" PLEASE 2. Type of Satire? Horatian or Juvenalian 4. Fiction or nonfiction? 5. Problem = 6. Solution =
asked by McKale 
math
gail is cooking a healthy snack. she adds 2/3 cup of raisins and 6/7 cup of peanuts. Estimate the total amount that gail adds.
asked by madison 
math
If the rectangles width is trippled and its length is doubled the perimeter of the new rectangle is 92 centimeter greater than the original perimeter what is the area of the original rectangle?
asked by annie 
English
Can you please give me the answers for the blanks? these are about "A Modest Proposal" 7. Advantages to his problem= (1)_______ (2)gives poor a valuable commodity (3) enlarge treasury or stimulate the economy 8. Speaker thinks reader objections would be
asked by McKale 
science
Ship made of iron doesn't sinks but iron nail sinks. Why?
asked by Arpan 
Math
Two minor league basebal players got a total of 396 hits. Washington has 8 more hits than sanchez. Find the number of hits for each player. Please help!
asked by Sam 
EQUVALENT RATIO
Write five equivalent ratios for each ratio. 18 to 8 ?
asked by Regan 
college chemistry
DrBob222. when you move ice from zero to final T. Do you add 100 cal.?
asked by Linda 
biostaticis
What do each of the following represent? (a) The proportion of persons who test positive for some disease who actually have the disease. (b) The proportion of persons with some disease that test positive for the disease. (c) The proportion of persons who
asked by Anonymous 
English
How would you put the prologue of Romeo and Juliet by William Shakespeare from high style to low style? In other words how would you put slang into it?
asked by Anonymous 
Biology
During the ______ pathway, a host cell infected with a virus lyses and releases new virus particles. During the _______ pathway, viral DNA replicates along with the cell, but new viruses are not immediately produced. Please help!
asked by Sarah 
Math
Find an equation of the line having the given slope and containing the point. M=8,(1,8)
asked by Pam 
Math
Find an equation of the line having the given slope and containing the point. M=8,(1,8)
asked by Pam 
Math
Find the slope, if it exists, of the following line. X=2/15
asked by Pam 
Math
Find the slope, if it exists, of the following line. X=2/15
asked by Pam 
science
The Earth is a satellite of the sun? If not can you tell me what it is?
asked by ilikezackalot 
english
In the sentence "What made you angry?" what part of speech is the word "you"?
asked by amy 
English
Can you please give me the answers for the blanks? these are about "A Modest Proposal" 7. Advantages to his problem= (1)_______ (2)gives poor a valuable commodity (3) enlarge treasury or stimulate the economy 8. Speaker thinks reader objections would be
asked by McKale 
EQUVALENT RATIO
Would you do it the same way for 17:6 ? multiply and divide?
asked by Regan 
Sweg
Can plants think or something?
asked by Sweg Master D 
EQUVALENT RATIO
Did I do it right? 17:6 34:12 51:18 68:24 85:30 102:36
asked by Regan 
EQUVALENT RATIO
If it's in a fraction like. 15/13?
asked by Regan 
math
last year, 2713 teachers attended a technology conference. if there were 163 more men than women at the conference, how many men and how many women attended?
asked by taylor 
math
last year, 2713 teachers attended a technology conference. if there were 163 more men than women at the conference, how many men and how many women attended?
asked by taylor 
Math
I have a 7 in the tens place a 3 in the hundred thousand place a 4 in the tenths place and a 1 in the thousandths place what number am I?
asked by Gitzel 
Math
I have a 7 in the tens place a 3 in the hundred thousand place a 4 in the tenths place and a 1 in the thousandths place what number am I?
asked by Gitzel 
Is this an area question?
Dory wants to lay down carpet in ta room of her house. The room is rectangular in shape and are 15 feet by 20 feet. How much carpet will she need?
asked by Angela 
PHI 103
"~ P v Q" is best read as (Points : 1)
asked by Anonymous 
fractions
how to put 1/4,6/7,3/5 in least to greatest form
asked by jadiah 
Science
Using concept of Surface Tension, explain why does the detergent cause the effect observed?
asked by Jacky 
Science
Does ΔT from evaportation increase or decrease with increasing molecular mass? Explain why?
asked by Jacky 
english
I have to write about person who smokes using three dimensions which are cultural, institution and personal. How should I go about this? Please give me an example. Thanks.
asked by Anonymous 
English
What does this sentence mean? The thorns of the roses and the roses' fragrance equal each other. Does it mean that there is good for the bad, and that it is okay to have the bad because there is enough good?
asked by Anonymous 
Math help
I have a question. How would you solve a system if the variable and number is in front of the equals sign for example : y=3 4y=2x+18 I need help can someone guide me on this?
asked by Anonymous 
English
I am doing descriptive writing. Please read and check my story I need help to write a solid interesting ending. The Unexpected I’m in a hospital bed with my mum gripping her hand onto mine. All I have endured is an extensive amount of excruciating agony
asked by Anonymous 
pre cal
how do you determine the the quadratic function if the problem gives you a graph with the line has points of (3,5) and (0,4)?
asked by shelly 
6th grade honor science
having trouble with this question it was fill in the blank it was In a food web, an organism that eats an animal is a blank consumer
asked by rian 
Math
If the cost is 3.00 doars per sq ft to clean a carpet, how much will it cost to clean a carpet 12.5 ft x 23ft?
asked by Ron 
math
how many groups of 8 are in 96?
asked by Anonymous 
math
If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?
asked by aileen 
math
There are 480 students enrolled at school and 75% of those students buy their lunch in the school cafeteria. How many students bring their lunch? What percent of the students bring their lunch from home? How many students bring their lunch from home?
asked by mon 
Math PreCal
When I am giving the point vertex of (1,1) and another point of (2,2) and i need to put the answere in the form f(x)=ax^2+bx+c how would I go about doing that?
asked by Holly 
math
1.The land on Earth’s surface is represented by the seven continents. Europe has 77% of the dry land while Africa has 20%. North America has 4/25 and Antarctica has 1/10 of the dry land. What fractional amount of the dry land is contained within the
asked by SammySam 
math
If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?
asked by aileen 
Algebra II
How do you graph the function y=x^24 and how is the graph a translation of f(x)=x^2
asked by Aderiye 
math
solve for d if ddd base 5 = 124
asked by lou 
Math help
How would you solve these systems? I need help 1. X=3 2x4y=5 2. X=3 4y=2x+18 3. Y=3 4y=2x+18
asked by Anonymous 
chemistry
How many \({\rm m}^{3}\) are in 7.40 \({rm cm}^{3}\)?
asked by Anonymous 
Math
When you subtract 2 from a number, double the difference, and then add 7 you get 57. What is the number? And any explanation. Thank you
asked by Ron jarsden 
Biology Scientific Method
An experimenter sets out to find out how many hours of sleep a dog needs in order to catch the highest number of balls without a bounce. To test this the experimenter uses 5 dogs in the experiment and allows each dog to sleep a predetermined amount of
asked by Emily 
math
If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?
asked by aileen 
pre cal
f(x)=2x^2+12x6 what is the min or max value ?
asked by Holly 
health
Do you think that the HIPAA has been effective?
asked by susan 
math
If 3 hexagons and 4 trapezoids cost 200 in total what of is the cost of each piece alone?
asked by aileen 
Civics
What role do precedents play in our legal system? Help would be appreciated!! :)
asked by Unknown 
GEOMETRY MIDPOINT FORMULA
If a line is extended from A (2,3) through B ( 2, 0 ) to a point so that AC = 4ab Find the coordinates of C Please help thanks so much
asked by Joy 
statistics for managers
Several statistical tests have a way to measure effect size. What is this, and when might you want to use it in looking at results from these tests on job related data?
asked by Anonymous