Which of these reactions are redox reactions? Check all that apply. Cd HCl → CdCl2 H2 CuCl2 Na2S → 2NaCl CuS CaCO3 → CaO CO2 2ZnS 3O2 → 2ZnO 2SO2 CH4 2O2 → CO2 2H2O.

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Draw metallic bonding if two copper