Student A pushed on the cart with a force of 500 N. Student B pushed on the other side of the cart. The cart did not move. How much force did student B apply? Explain how you know.

What mass of sulfur would have precisely 4.7x10^22 atoms of sulfur?

The density of methanol is 0.787 g/ml. What is the mass in grams of 25.0 ml of methanol? Give your answer with the correct unit and number of significant digits.

Calculate the [oh] for 0.46 Hcl

2. Which is the visible part of the electromagnetic spectrum

If many observations or results of experiments fail to agree with your deductive reasoning, then: the general principle or theory is probably false. the general principle or theory is probable true.

List two potential problems with burning garbage.

Mole ratios how can the coefficients in a chemical equation be interpreted. True or False

For taking sip of hot tea, we blow air on it. Justify

The molecules in a solid object A. flow freely around each other B. vibrate slowly C. are completely still all the time

How many moles of water can be obtained from the reaction of 4 moles of O2?