Group 1-lose 1; Group 2-lose 2; Group 13-lose 3; Group 16-gain 2; Group 17-gain 1; Group 18-gain 0
Answer:
low pH
Explanation:
Since pH = -log [H+], a high [H+] would mean that the pH is low.
Answer:
Model 2 and model 3
Explanation:
Both atomic models represent hydrogen, which consists of one proton in the nucleus. Both atomic models consists of 1 proton, which means that both their atomic numbers are equal to 1
He used prisms to demonstrate how white light is in fact made
Answer:
A mole is the amount of pure substance containing the same number of chemical units as there are atoms in exactly
12 grams of carbon-12 (i.e., 6.023 X 1023).
Explanation: