What is a possible pH of acid rain?

7.0

6.9

4.3

10.5

What is the chemical formula for the compound formed between rubidium and iodine?

Why do doctors worry more about a fever of a couple of degrees Celsius than a fever of a couple of degrees Fahrenheit

When two H atoms are brought together from large distances they can make H2. As the bond begins to form, the force between the atoms becomes more (attractive, repulsive) and the potential energy a) increases, b) stays the same, c) decreases

Iodine-131 is a radioactive isotope with a half-life of 8 days. How many grams of a 64 gram sample of Iodine-131 will remain after 24 days? A) 56g B) 48g C) 32g D) 8g

0.036549 round to three sig figs

Como se producen las bacterias

Name the layers of earth in order from most dense to least dense.

For the oxidation of glucose (C6H12O6 + 6O2 - - > 6H20 + 6CO2), how many grams of oxygen gas will be consumed when 950g of glucose is oxidized completely?

Solve 2v^2-90=0, where v is a real number

What is the relative mass of an electron?