If you have 200 grams of iodine how many atoms do you have?

If you could learn only one magic spell, but it could only do something mundane and boring, what would the spell do?

In the carbon cycle, carbon can be found in: A. Limestone, animals, and plants B. Biocarbonate and sugar C. Carbon dioxide and coal D. The atmosphere E. All of these choices are correct

What is the systematic name of mg (no3) 2

Which was not used in support of the continental drift hypothesis? ancient climate fossil evidence coastline fit of South America and Africa composition of meteorites

Which of the following represents a chemical property of hydrogen gas? A) It is gaseous at room temperature. B) It is less dense than air. C) It reacts explosively with oxygen. D) It is colorless. E) It is tasteless.

A chemical reaction produces CO2 (g). If 44 g is produced at 1.0 atm and 25°C, what volume will the gas occupy? (Assume that CO2 behaves as an ideal gas under these conditions.

What is the smallest carbohydrate called?

One of the characteristics of living things is that they respond to external changes in their environment so that their internal environment stays as stable as possible. why must an organism do this

A 21.0 kg child is running at a velocity of 2.50 m/s. The child is carrying a 2.25 kg gallon of milk. What is the momentum of the child and the milk together?

What's the mass number of this carbon atom?