Kendall
Most popular questions and responses by Kendall
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 
Algebra
Karrie is moving from Washington D.C. to Denver, CO. She has plotted her 1,670 mile trip on the following graph. (xmin = 0, xmax = 30, xscale: 3; ymin = 0, ymax = 1800, yscale = 200) How far is Karrie’s destination after she has traveled 6 hours?
asked on September 14, 2017 
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 
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. 0.21/5 √4 0.333333/1000 √100 1.000001 √1/9 All rational numbers have decimal
asked on April 24, 2018 
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 
Spanish
how is Spanish adjectives work and what is important to remember about them
asked on December 10, 2018 
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 
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 
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 
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 
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 
Physics
The roof of a twostory 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 
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 
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 
Physics
A skateboarder of mass 38.0 kg is riding her 3.90kg 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 
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 kiteshaped rug? Be sure to specify the center of rotation and the direction (clockwise or
asked on September 24, 2019 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
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 
Physics
A deorbit burn has been performed. During this deorbit burn a precalculated 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 
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 
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 
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 105) 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 
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 
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 
Physics
Part A of this question asks for the sum of vector A = 3x+5y and vector B = 1x3y. 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 
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 
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 
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 
PreCal 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 
Physics
A 21.3g bullet is fired from a rifle. It takes 3.77 × 103 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 
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 
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 
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 
Chemistry
What are some errors that can be made in colorimetry?
asked on July 26, 2015 
Algebra
When writing an equation in slopeintercept form, does be have to be a positive number or can it be negative? For example, y=3x5.
asked on August 31, 2013 
PreCal
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 
6th grade math
How do I find a unit rate?
asked on December 8, 2008 
mental arithmetic
if p=3 and q=8 find the value of 3p+2q how do I find out the value of 3p? can you please explain?
asked on October 30, 2017 
Physics
Bats are extremely adept at catching insects in midair. If a 62g bat flying in one direction at 9 m/s catches a 6g 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 
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 
Math
This is the error message I see, how do I fix this: listarray:argument must be an array;found:banerror.2 debug this try: debugmode(true)
asked on February 8, 2012 
math
18 > x/610 let "x" be the unknown number solve the inequality.
asked on February 4, 2010 
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 
7th grade science
What kind of inheritance governs foot length?
asked on January 4, 2010 
social studies  geography
How did texas geography affect the native american in the gulf coast?
asked on September 17, 2009 
4th grade
What was the Geography and Climate in 16001700 Colonial America?
asked on February 2, 2009 
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 
help
hi i just need help with what the greatest common factor of 51 and 34 is 4+0
asked on November 7, 2006 
math
how do I find the possibilities here: x^2 blank 24 x^2 +2x blank It is confusing
asked on February 7, 2017 
science
sound travels in theses from its source
asked on January 15, 2015 
math
What do you get when you double 1/8?
asked on January 28, 2013 
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 
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 
7th grade math
"x" is the variable 11x=8x6
asked on January 4, 2010 
7th grade math
"x" is the variable 11x=8x6
asked on January 4, 2010 
Math
Find the indicated outputs for f(x)= 5x^22x The 2 after the ^ is an exponent. f(0)=0 f(1)= f(2)=
asked on August 3, 2008 
Integers
9  9 =
asked on April 17, 2008 
math
40 35  2+i 2i How do I solve this? there is a division sign between the 40 and 2=i and another one between 35 and 2i
asked on December 16, 2007 
Math
Find the indicated outputs for f(x)=5x^22x. f(0)= f(1)= f(2)=
asked on August 2, 2008

Math: Please check my answers
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 
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 
Language Arts
pac man is correct!! I got a 100%
posted on November 28, 2018 
language arts
c a d c I just took this!!!! 100%
posted on November 15, 2018 
language arts
A D A amanda fire is right 100%!!!!
posted on November 8, 2018 
English help please
B C C D 100%!!!!
posted on November 8, 2018 
L.A.Help!!!!!!
Amanda is right I got a 100% C a b a
posted on October 31, 2018 
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 
L.A.Help!!!!!!
Jack is correct! 100%
posted on October 30, 2018 
Language Arts
D D B
posted on October 24, 2018 
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 
English
1. a,c 2. a c. d I got a 100%
posted on October 17, 2018 
Language Arts
Katie pickle is right. D B C A
posted on October 3, 2018 
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 
Language Art
A B A C 100% thank you
posted on September 21, 2018 
Language Art
Its B C C!! Thanks Ms.Pux
posted on September 20, 2018 
L.A
Jack is correct!!!!
posted on September 19, 2018 
Language Arts, please check anyone!
100% Love this website!!! Yesssss!!!!
posted on September 6, 2018 
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 
math
Liz is right. Thank you so much liz. 9/9! 100%
posted on May 21, 2018 
history
Tay tay is correct. Thanks tay tay I got a 100%!!! Thank you
posted on May 16, 2018 
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 
MATH!!! NEED HELP FAST!!!
It was c
posted on April 26, 2018 
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 
LANGUAGE ARTS HELLPPPP!!!!!
It was BAC I got a 100%
posted on April 4, 2018 
chemistry
dk
posted on March 19, 2018 
Math
Thank you!!! This helped a lot!
posted on January 24, 2018 
MATH
They are the relayed by they
posted on November 8, 2016 
science
Your desk is classified as a solid Because it has a definte shape and volume at
posted on November 8, 2016 
math
Idk
posted on October 25, 2016 
Geography
Australia is smaller land area thanks to vessels
posted on September 27, 2016