Which statement is true about molecules and compounds?

Question 7 options:

A Both are made of only one kind of atom.

B Both are made of two or more atoms.

C Both are made of two or more elements.

D Both are made of only one element.

Enzymes that work in the stomach would prefer a pH that is

In the gaseous state, chlorine exists as a diatomic molecule Cl2 (Molar mass = 70.9 g/mol). Calculate the number of moles of chlorine present in 140 g of chlorine gas. Express the quantity in moles to three significant figures.

Control rods are used to slow down the reaction in the reactor core when the core becomes too hot true or false

Solubility of gases in water: Solubility of gases in water: a. decreases with increasing pressure above solution. b. increases with increasing pressure above solution. c. is independent of pressure above solution. d. Gases are not soluble in water.

Which condition of ocean water varies with the location and seasons?

What are the major water reservoirs of the world?

Name four elements that have properties similar to chlorine

What are three signs that a chemical change has taken place

Youll get brainliest if you have it right! How much heat does 225 g of water gain when its temperature rises from 25%C to 32°C? A. 6.59kj B. 21.65 kj C. 0.376kj D. 30.12kj

Explain hydrocarbons as fue