An unknown element X has the following isotopes: 52X (91.00% abundant), 49X (8.00% abundant), 50x (1.00% abundant). What is the
approximate atomic mass of X?

Pls help?!!

Monkeys and bats have similar bone structure in their forelimbs. however, monkeys have longer forelimbs to use for climbing and swinging in trees. bats have shorter forelimbs to use for flight. which term best describes how monkey and bat forelimbs are related to each other? a. homologous b. embryonic c. analogous d. vestigial

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

Why is carbon ideal for making different compounds?