A little girl pushes a 50 kg trash can with a force of 2 N. If the force of friction acting against her is 1 N, what is the trash can's acceleration? a. .02
b. .06
c.100
d. 50

What is the independent variable in this investigation? mass volume sample number substance density

In an experiment, 45g of silicon tetrachloride are treated with 45ml of water. what is the theoretical yield in grams of hcl

Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.