A reaction produces 0.831 moles of H2O. How many molecules of H2O are produced?

A company is interested in buying a new machine to replace their outdated equipment. However, before committing to the purchase, the company asks the manufacturer to provide data on a certain machine's efficiency.

Holding a sealed spray paint canister near heat can be dangerous. Why? A. Because pressure increases with temperature B. Because pressure decreases when temperature increases C. Because the temperature will drop D.

In which liquid is hydrogen bonding strongest? 1. hf (l) 2. h2 (l) 3. ch4 (l) 4. nh3 (l) ?

Tell how a diamond and a piece of graphite are alike and different.

Why is green light cool

A helium balloon initially at room temperature is dunked into a bucket of liquid nitrogen (T = 77 K). Which of the following will occur?

Which statements indicate what the fossil record suggests about evolution on Earth? Check all that apply. Humans have only recently existed on Earth. Organisms originally lived only in Earth's water. Life on Earth started when water formed on Earth.

What does homogeneous mixture of elements mean

As an acid is added to neutral water the [OH-] will

What is the mass in grams of 5.00moles of CH4? How many moles of oxygen gas O2, are present in a 38g sample of O2