Is ammonium phosphate ionic or covalent

three ways in which plants protect themselves from parasites.

When molecules are not touching what is that called

For precipitation to form cloud droplets must grow volume by roughly

Classify the outcomes based on whether they are caused by adding or removing a reactant from a chemical reaction. The rate of the forward reaction increases. The rate of the reverse reaction increases. The concentration of products increases.

During an experiment, a student observes the formation of a precipitate. Why does this indicate that a chemical reaction is likely occurring?

Identify any solutes and solvents present in a mixture of 0.05 mol ethanol, 1 liter water, and 0.2 g hydrogen peroxide.

Suppose the mass of a dog is 90 pounds. If 1 kilogram is equal to 2.2 pounds, what is the mass of the dog in kilograms?

How many molecules of sulfur trioxide are in 78.0 grams? (A) 7.33 x 10^23 (B) 5.87 x 10^23 (C) 3.76 x 10^27 (D) 0.974 (E) none of the above

How many different elements have scientists discovered? 12, 112, 118, or more than 500?

What is the total mass of Kr-42 remaining in a 20-mg sample after 48.8 hours? (1) 2.5 mg (2) 5.0 mg (3) 10 mg 4) 20 mg