What kind of evidence would convince you that all matter is really made up of collections of tiny particles?

Which of the following chemical equations best describes the dissolution of ammonium nitrate in water? a. NH4NO3 (s) = => NH4NO3 (aq); b. NH4NO3 (s) = => NH4 + (aq) + NO3 - (aq); c. 2 NH4NO3 (s) = => 2 N2 (g) + 4 H2 (g) + 3 O2 (g

How many protons are in Palladium-105?

How many grams of Copper are required to form 250. g of Ag? (MM Cu = 63.55 g/mol; MM Ag=107.87 g/mol) options: 295 g 842 g 74 g 148 g

Which is a property of acids in aqueous solutions? They feel soapy. They taste bitter. They increase the concentration of H + ions. They decrease the concentration of H + ions.

Which of the following is the major advantage of using geothermal energy instead of using coal energy? Choice: You will get a brainliest! If your correct! A. More abundant than coal B. Easier to access than coal C. Releases less carbon dioxide D.

Sodium chloride is stirred into water to form a solution. in this case, what are sodium chloride and the water?

What can form as a result of a chemical reaction?

A solution of orange juice that weighs 500 g contains liquid juice and solid pulp. All of the pulp is removed from the juice. The pulp is found to weigh 50 g. How much would the remaining liquid juice weigh? A. 50 g B. 250 g C. 450 g D. 500 g

Assume 3 molecules of Fe react according to the following equation. 3Fe + 4H2O Fe3O4 + 4H2 How many molecules of H2 are produced? How many water molecules are required? What is the mole ratio of Fe to H2O?

10.0 mL of a HF solution was titrated with a 0.120 N solution of KOH; 29.6 mL of KOH were required to completely neutralize the HF. Calculate the normality of the HF solution.