What three tasks does a forensic scientist have?

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?

The equation below shows the reaction of zinc with hydrochloric acid (hcl). zn (s) + 2 hcl (aq) —> zncl2 (aq) + h2 (g) what will happen if the concentration of hcl is decreased? a. more zncl2 will be produced. b. the reaction rate will slow down. c. the hydrochloric acid will become more acidic. d. the reaction will produce water instead of hydrogen gas.