What is the most accurate description of compounds?

Which of these is a mineral? A. oxygen B. diamond C. sulfuric acid D. wood

Which of the following is a strong electrolyte

What does it mean for a backyard ecosystem to have a low diversity

4. Which hypothesis led to the discovery of the proton? A. Cathode rays should be attracted to a positively-charged plate. B. The nucleus of an atom should contain neutrons. C.

Which statement about enzymes is true? a) They are large molecules that decrease the rate of reactions in the body. b) They are large molecules that increase the rate of biologically important reactions. c) They slow the rate of chemical reactions.

What is the primary function of neurons?

The decomposition of 11.0 g of fe2o3 results in

For the reaction: 2H2O2 → 2H2 + 2O2, what is the total number of moles of O2 produced from the complete decomposition of 8 moles H2O2? A) 2 moles B) 4 moles C) 8 moles D) 16 moles

If you have 15 grams of water, how many molecules of water do you have?

What is the volume of an object with a mass of 220g and a desnisty of 55cm3?