An atom has a mass number of 52. if there are 27 neutrons in the atom, then the atom must be:

How do you do percent composition in chemistry?

What is the mass percent of carbon, hydrogen, nitrogen, and oxygen in caffeine, C8H10N4O2.

Which of the following causes an increase in the atomic number? A) alpha emission B) beta emission C) gamma emission D) none of the above

Why are nails made of iron but not barium and phosphorus?

What is the volume of 1.2 moles of oxygen gas (o2) at 295 k and 1.2 atm? 18 l 22 l 24 l 78 l

Who wants to start a deep conversation?

If a glass contains 0.121 l of milk what is the volume in mL

The particles in a liquid are usually a. closer together and lower in energy than those in a solid. b. farther apart and higher in energy than those in a gas. c. closer together and lower in energy than those in a gas. d.

Which of the following is/are part of the nitrogen cycle? eutrophication denitrification saturation all of the above

How can you explain how charcoal both floats and sinks in water?