Answer:
Climate change and an increase in unpredictable and extreme weather is a growing challenge. Long periods of drought affect clean water supplies while flooding can pollute clean water sources and cause outbreaks of disease.
Answer:3 atoms of Mg 6 atoms of O and 6 atoms of H
Explanation:
PH = -log [H+]
pH = -log (1.0x10^-4) = -(-4) = 4 or A
Answer:
D. Molecules are able to move as they heat up to melt
Explanation:
