What is the molarity of a solution prepared by dissolving 1.25g of hcl gas into enough water to make 30cm cube of solution?

What type of reaction is zn + cucl2 → cu + zncl2?

Consider the nuclear equation below. 239 > x + 4 he 94 2 what is x? 1.235 cm 96 2.243 u 92 3.235 u 92 4.243 cm 96

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?