Kendall

Most popular questions and responses by Kendall
1. Math

I am three years younger than my brother, and i am 2 years older than my sister. My mom's age is one less than three times my brother's age. When you add all our ages, you get 87. What are our ages?

asked on January 24, 2018
2. Algebra

Karrie is moving from Washington D.C. to Denver, CO. She has plotted her 1,670 mile trip on the following graph. (x-min = 0, x-max = 30, x-scale: 3; y-min = 0, y-max = 1800, y-scale = 200) How far is Karrie’s destination after she has traveled 6 hours?

asked on September 14, 2017
3. Chemistry

Calculate [OH-] and pH for the following strong base solution: 10.0 mL of 0.0105 M Ca(OH)2 diluted to 500.0 mL

asked on April 18, 2011
4. Math

Rational numbers are fractions and their opposites. All of these numbers are rational numbers. Show that they are rational by writing them in the form a/b or -a/b. 0.2-1/5 -√4 0.333-333/1000 √100 -1.000001 √1/9 All rational numbers have decimal

asked on April 24, 2018
5. science

On average, froghopper insects have a mass of 12.3 mg and jump to a height of 428 mm. The takeoff velocity is achieved as the little critter flexes its leg over a distance of approximately 2.0 mm. Assume a vertical jump with constant acceleration. How long

asked on October 25, 2013
6. Spanish

how is Spanish adjectives work and what is important to remember about them

asked on December 10, 2018
7. math

A manufacturer of lapel buttons test marketed a new item at a university. It was found that 1,000 items could be sold if they were priced at \$4, but only 600 items could be sold if the price were raised to \$8. On the other hand, the manufacturer finds that

asked on November 21, 2014
8. Algebra

Fiona invested \$1000 at 8% compounded continuously. At the same time Maria invested \$1100 at 8% compounded daily. How long will it take for their investments to be equal in value? Assume there are 365 days in every year. Please help I have tried everything

asked on June 27, 2014
9. Chemistry

Determine the mass of PbSO4 produced when 10mL of 0.2M CuSO4 reacts with 10mL of 0.2M Pb(NO3)2? Balance the equation CuSO4 + Pb(NO3)2 → PbSO4 + Cu(NO3)2 Find the number of moles for CuSO4 c=n/v n=c × v n=0.2 × 0.01 n=0.002 mol Since it is a 1:1 ratio,

asked on August 5, 2015
10. science

On average, froghopper insects have a mass of 12.3 mg and jump to a height of 428 mm. The takeoff velocity is achieved as the little critter flexes its leg over a distance of approximately 2.0 mm. Assume a vertical jump with constant acceleration. How long

asked on October 25, 2013
11. biology 9th grade

Plzzzz help which of the following are correct about DNA fingerprinting choose all correct answers A. DNA fingerprint and actual fingerprints are the same*** B. They can determine paternity (who's the baby daddy?) C. They can be used to identify organisms

asked on February 10, 2019
12. Physics

The roof of a two-story house makes an angle of 29° with the horizontal. A ball rolling down the roof rolls off the edge at a speed of 4.5 m/s. The distance to the ground from that point is 8.2 m. (a) How long is the ball in the air? (b) How far from the

asked on August 30, 2016
13. Math

Cathy wakes up at 7:00 am each morning. She spends 1/10 hour making her bed, 1/5 hour eating breakfast, and 1/2 hour getting ready for school. How long does Cathy spend doing these things each morning?

asked on October 24, 2016
14. mixture problems

A chemist has two solutions of sulfuric acid. One is a 25% solution, and the other is a 50% solution. How many liters of each does the chemist mix to get 10 liters of a 40% solution? 25% solution L: 50% solution L:

asked on November 21, 2014
15. Physics

A skateboarder of mass 38.0 kg is riding her 3.90-kg skateboard at a speed of 5.40 m/s. She jumps backward off her skateboard, sending the skateboard forward at a speed of 8.5 m/s. At what speed is the skateboarder moving when her feet hit the ground?

asked on October 31, 2014
16. math

PART 2: This room has an oil stain on the floor. Tyler wants to rotate the rug so that it covers the stain. What kind of rotation should be performed on the kite-shaped rug? Be sure to specify the center of rotation and the direction (clockwise or

asked on September 24, 2019
17. chemistry

Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas. What mass of hydrochloric acid reacts when 87.7 grams of aluminum dissolves? The equation is 2Al+6HCl=2AlCl3+3H2

asked on January 31, 2012
18. 8th grade math

Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.

asked on September 30, 2009
19. chemistry

Ammonia is often produced by reacting nitrogen gas with hydrogen gas. How many liters of ammonia gas can be formed from 12.9 L of hydrogen gas at 93.0°C and a pressure of 43.5 kPa? (Assume an excess amount of nitrogen gas.) I have absolutely no idea how

asked on March 17, 2015
20. physics

Over a time interval of 1.72 years, the velocity of a planet orbiting a distant star reverses direction, changing from +18.2 km/s to -18.8 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

asked on September 11, 2012
21. physics

A motorcycle has a constant acceleration of 4.33 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the motorcycle to change its speed from (a) 40.0 to 50.0 m/s, and (b) 70.0 to 80.0 m/s?

asked on September 11, 2012
22. physics

A sprinter explodes out of the starting block with an acceleration of + 2.29 m/s2, which she sustains for 1.13 s. Then, her acceleration drops to zero for the rest of the race.

asked on September 11, 2012
23. Physics

A squash ball typically rebounds from a surface with 25% of the speed with which it initially struck the surface. Suppose a squash ball is served in a shallow trajectory, from a height above the floor of 39 cm, at a launch angle of 6.0° above the

asked on August 30, 2016
24. physic

The initial velocity and acceleration of four moving objects at a given instant in time are given in the following table. Determine the final speed of each of the objects, assuming that the time elapsed since t = 0 s is 2.2 s.

asked on September 11, 2012
25. mixture problems

How many gallons of 45% butterfat cream must be mixed with 500 gallons of 3% butterfat milk to obtain a 5% butterfat milk?

asked on November 21, 2014
26. chemistry

is gravimetric analysis or colourimetry more accurate when it comes to precipitation reactions where only around 6g and 100ml of the products are used?

asked on July 23, 2015
27. math

Shannon can paint a room in 16 hours. Emily can paint the same room in 20 hours. How long does it take for both Shannon and Emily to paint the room it they are working together?

asked on March 5, 2018
28. Physics

A deorbit burn has been performed. During this deorbit burn a pre-calculated Delta V (change in velocity) of 290 ft/s (or 88.4 m/s) will be used to decrease the Shuttle’s altitude from 205 miles to 60 miles at perigee. The Shuttle’s Orbital Maneuvering

asked on January 3, 2012
29. 8th grade math

Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.

asked on September 29, 2009
30. math

Help! I am gettting a C in math and I am so cofussed! How do I study better but have fun while I do it? I love math, I take it as a game, I take the #'s and use their equations. I know you might not like problem solving q?, but try to get a tutor & I know

asked on November 13, 2006
31. Chemistry

Please help. Calculate the pH at the following points during the titration of 100.0 mL of 0.20 M acetic acid (Ka for acetic acid = 1.8 x 10-5) with 0.10M sodium hydroxide 1. before addition of any base 2. after addition of 30.0mL of base 3. after addition

asked on April 26, 2011
32. physics

There is a box attached to a spring. The spring has a spring constant of 39 N/m. The ì between the box and the surface is 0.3. The box has a mass of 1 kg. What is the maximum distance that the spring can be stretched from equilibrium before the box begins

asked on February 1, 2011
33. math

Erica had 7/8 of a pizza left. Her friend ate 1/6 f the pizza that was left. What fraction of the whole pizza did her friend eat? PLEASE HELP!

asked on January 22, 2013
34. Physics

Part A of this question asks for the sum of vector A = 3x+5y and vector B = 1x-3y. I did this and got the vector A + vector B = 4x+2y. Part B then asks what the magnitude and direction of vector A + vector B? The answer in the back of the textbook says

asked on September 22, 2015
35. physics

Two motorcycles are traveling due east with different velocities. However, 5.81 seconds later, they have the same velocity. During this 5.81 -second interval, motorcycle A has an average acceleration of 4.07 m/s2 due east, while motorcycle B has an average

asked on September 11, 2012
36. Chemistry

The heads of matches are made with P4S3. this material is made by heating a mixture of red phosphorus and sulfur: 8P4 + 3S8----> 8P4S3 If a match company uses 5435 grams of phosphorous (p4) with an excess of sulfure, how many grams of P4S3 can be made? Can

asked on July 11, 2011
37. Math

16. Alison uses a total of 94.5 cups of dog food each week to feed her three dogs. Each dog eats the same amount. How much does each dog eat in one day? 19. | x - 2 | = 2 Choose from -4, -3, -2, -1, 0, 1, 2, 3, 4. Find all of the numbers that are solutions

asked on October 10, 2013
38. Pre-Cal Trig

Two lookout towers are situated on mountain tops A and B, 4 mi from each other. A helicopter firefighting team is located in a valley at point C, 3 mi from A and 2 mi from B. Using the line between A and B as a reference, a lookout spots a fire at an angle

asked on November 28, 2012
39. Physics

A 21.3-g bullet is fired from a rifle. It takes 3.77 × 10-3 s for the bullet to travel the length of the barrel, and it exits the barrel with a speed of 779 m/s. Assuming that the acceleration of the bullet is constant, find the average net force exerted

asked on October 11, 2012
40. THANK YOU

THANK YOU SO MUCH BOBPURSLY.you are a great help to me, i kind of already knew that but it reassured me that i was doing the right thing, i was confused on what side to put my variable on but now i see that i can put it on either side

asked on January 4, 2010
41. 8th Grade Math

How do you solve this equations? (xy^-3)^-5 (3x^4)(4x^12) ab^-6 ______ c^0d^-4 x^3y^0(z^-4) Can you please show it step by step? Thanks.

asked on September 26, 2009
42. Math

If (a) varies directly as (b) and b= 20 when a= 4, find (b) when a=60 I don't understand this question at all

asked on February 2, 2017
43. Chemistry

What are some errors that can be made in colorimetry?

asked on July 26, 2015
44. Algebra

When writing an equation in slope-intercept form, does be have to be a positive number or can it be negative? For example, y=-3x-5.

asked on August 31, 2013
45. Pre-Cal

Angles of elevation to an airplane are measured from the top and the base of a building that is 40 m tall. The angle from the top of the building is 37°, and the angle from the base of the building is 40°. Find the altitude of the airplane. (Round your

asked on November 28, 2012
46. 6th grade math

How do I find a unit rate?

asked on December 8, 2008
47. mental arithmetic

if p=3 and q=8 find the value of 3p+2-q how do I find out the value of 3p? can you please explain?

asked on October 30, 2017
48. Physics

Bats are extremely adept at catching insects in midair. If a 62-g bat flying in one direction at 9 m/s catches a 6-g insect flying in the opposite direction at 4 m/s, what is the speed of the bat immediately after catching the insect?

asked on October 31, 2014
49. Algebra

Use properties of logarithms to find the exact value of each expression. Do not use a calculator. 8^log 8^5

asked on April 7, 2013
50. Math

This is the error message I see, how do I fix this: listarray:argument must be an array;found:b--anerror.2 debug this try: debugmode(true)

asked on February 8, 2012
51. math

-18 > x/6-10 let "x" be the unknown number solve the inequality.

asked on February 4, 2010
52. Math

I am having a hard time with this word problem: A road crew has 3/4 ton of stone to divide evenly among 4 sidewalks. How much stone does the crew need for each sidewalk. a. 3/8t b. 3/16t c. 5/16t d. 5/24t This is what I did: 4 divided by 3/4 is 4/1 x 4/3

asked on January 14, 2010
53. 7th grade science

What kind of inheritance governs foot length?

asked on January 4, 2010
54. social studies - geography

How did texas geography affect the native american in the gulf coast?

asked on September 17, 2009

What was the Geography and Climate in 1600-1700 Colonial America?

asked on February 2, 2009
56. Math Geometry

the area of a triangle is 1/2 bh find the area of the given triangle: when b=50 inches h= 15 inches

asked on July 24, 2008
57. help

hi i just need help with what the greatest common factor of 51 and 34 is 4+0

asked on November 7, 2006
58. math

how do I find the possibilities here: x^2 blank 24 x^2 +2x blank It is confusing

asked on February 7, 2017
59. science

sound travels in theses from its source

asked on January 15, 2015
60. math

What do you get when you double 1/8?

asked on January 28, 2013
61. finance

Templeton Extended Care Facilities, INC. is considering the acquisition of a chain of cemeteries for \$370 million. Since the primary asset of this business is real estate, Templeton’s management has determined that they will be able to borrow the

asked on March 5, 2012
62. 7th grade science

Write a pedigree in which there are parents and 4 children, 1 girl and 1 boy are color blind and the other girl and boy are not. I HAVE A FEW QUESTIONS- ?- For a girl to be colorblind does her mother have to be colorblind too or just a carrier?her father?

asked on January 4, 2010
63. 7th grade math

"x" is the variable 11x=8x-6

asked on January 4, 2010
64. 7th grade math

"x" is the variable 11x=8x-6

asked on January 4, 2010
65. Math

Find the indicated outputs for f(x)= 5x^2-2x The 2 after the ^ is an exponent. f(0)=0 f(-1)= f(2)=

asked on August 3, 2008
66. Integers

9 - -9 =

asked on April 17, 2008
67. math

40 35 - 2+i 2-i How do I solve this? there is a division sign between the 40 and 2=i and another one between 35 and 2-i

asked on December 16, 2007
68. Math

Find the indicated outputs for f(x)=5x^2-2x. f(0)= f(-1)= f(2)=

asked on August 2, 2008

Plzzzz help which of the following are correct about DNA fingerprinting choose all correct answers A. DNA fingerprint and actual fingerprints are the same*** B. They can determine paternity (who's the baby daddy?) C. They can be used to identify organisms

posted on February 10, 2019
2. Spanish

help someone I'm doing an essay for school. in this one thing, I'm stuck on this help someone help. xoxo Kendall

posted on December 10, 2018
3. Language Arts

pac man is correct!! I got a 100%

posted on November 28, 2018
4. language arts

c a d c I just took this!!!! 100%

posted on November 15, 2018
5. language arts

A D A amanda fire is right 100%!!!!

posted on November 8, 2018
6. English help please

B C C D 100%!!!!

posted on November 8, 2018
7. L.A.Help!!!!!!

Amanda is right I got a 100% C a b a

posted on October 31, 2018
8. L.A.Help!!!!!!

1. B 2. A 3. C 4. A 5. B These are the anwers pacman and boo are right. 100%

posted on October 30, 2018
9. L.A.Help!!!!!!

Jack is correct! 100%

posted on October 30, 2018
10. Language Arts

D D B

posted on October 24, 2018
11. LA

These are the correct answers. Answers is right. I got a 100% Part A: C Part B: C 2 - A 3 - D 4 - A 5 - D 6 - B 7 - D 8 - A 9 - This was an essay about your independent reading selection. Just choose a random book, then compare and contrast to Asimov's

posted on October 23, 2018
12. English

1. a,c 2. a c. d I got a 100%

posted on October 17, 2018
13. Language Arts

Katie pickle is right. D B C A

posted on October 3, 2018
14. 7th grade math ms.Sue please asap!

1. 33, 44, 55 2. 20 3. 127 4. 1.9 5. 22 These are the right answers i got a 100%

posted on October 2, 2018
15. Language Art

A B A C 100% thank you

posted on September 21, 2018
16. Language Art

Its B C C!! Thanks Ms.Pux

posted on September 20, 2018
17. L.A

Jack is correct!!!!

posted on September 19, 2018
18. Language Arts, please check anyone!

100% Love this website!!! Yesssss!!!!

posted on September 6, 2018
19. math

I dont know how to do it nit is vary hard how are subose to make a number between100 and 110

posted on August 29, 2018
20. math

Liz is right. Thank you so much liz. 9/9! 100%

posted on May 21, 2018
21. history

Tay tay is correct. Thanks tay tay I got a 100%!!! Thank you

posted on May 16, 2018
22. Texas History

The answer to number for is c,b. I got that one wrong. Besides that the rest were right. Dont look at the little marks that are next to the answers. The look like this *. I looked at it and it said that for D, so i thought it was right but it was wrong.

posted on May 10, 2018
23. MATH!!! NEED HELP FAST!!!

It was c

posted on April 26, 2018
24. Texas History

1.b 2.b 3.c I took the quiz and got these wrong these are the correct answers.

posted on April 16, 2018
25. LANGUAGE ARTS HELLPPPP!!!!!

It was BAC I got a 100%

posted on April 4, 2018
26. chemistry

dk

posted on March 19, 2018
27. Math

Thank you!!! This helped a lot!

posted on January 24, 2018
28. MATH

They are the relayed by they

posted on November 8, 2016
29. science

Your desk is classified as a solid Because it has a definte shape and volume at

posted on November 8, 2016
30. math

Idk

posted on October 25, 2016
31. Geography

Australia is smaller land area thanks to vessels

posted on September 27, 2016