Chaz

Most popular questions and responses by Chaz
1. Physics

An ice skater of mass 55.3 kg stops to tie his shoe and is at rest. A second ice skater of mass 32.7 kg is moving at a velocity of 15.9 m/s when he strikes the first ice skater. After the collision the second ice skater has a velocity of 7.5 m/s at an

2. Physics

A 3.8 kg ball is swung in a horizontal circle at the end of a 1.5 meter rope. If the tension in the rope is kept constant at 79 N, what is the period of rotation, T?

3. chemistry

the following reaction consumes 2.6kg of CO(g): CO(g) + H2O(g) --> CO2(g) + H2(g) how many total liters of gas are formed if the products are collected at STP?

4. Physics

You are traveling in a convertible with the top down. The car is moving at a constant velocity 27.7 m/s, due east along flat ground. You throw a tomato straight upward at a speed of 12.8 m/s. How far has the car moved when you get a chance to catch the

5. calculus

A tissue culture grows until it has an area of 9 cm^2. A(t) is the area of the tissue at time t. One model for the growth rate is A'(t)=k*sqrt(A(t))*(9-A(t)) for some constant k. The number of cells on the edge is proportional to sqrt(A(t)) and most of the

6. chemistry

Calculate the theoretical yield of CO2 when 4.16g of acetylene,C2H2,undergoes complete combustion?

7. math

How do you find square roots? http://mathforum.org/dr.math/faq/faq.sqrt.by.hand.html

8. college Chemistry

what mass of H 2 O is needed to completely react with 5.10g SiCl4

9. Science

What is the Mass of a ten-speed bicycle? What is the volume of a punch bowl? Thank you!!

1. math

The bill is 54.95

posted on December 13, 2016
2. Language arts

Mio, i do @mio

posted on April 28, 2015
3. math

how do you work it out it words instead of c and d and that

posted on January 23, 2013
4. Algebra

meant +9 and then do the rest.

posted on March 13, 2008
5. Algebra

20x^2-27x-9

posted on March 13, 2008
6. world history

what is the technique for determining the age of organic remains?

posted on September 12, 2007