The nucleus of an atom has
a central core that is compact with protons and electrons
a negative overall charge
a central core that is compact and contains protons and neutrons
contains electrons with a negative charge

Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than

Consider the equilibrium system: 2icl(s) ⇄ i2(s) + cl2(g) which of the following changes will increase the total amount of of cl2 that can be produced? all of the listed answers are correct decreasing the volume of the container removing the cl2 as it is formed adding more icl(s) removing some of the i2(s)

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.