The half-life of tritium, or hydrogen-3, is 12.32 years. After about 37 years, how much of a sample of tritium will remain unchanged?

A. 1/3

B. 1/8

C. 1/16

D. 1/2

Atoms of the most reactive elements tend to have

How many liters are contain 1.75 mol of f2 gas at stp?

The characteristics of a certain gas are listed in the table. Characteristics of a Gas Characteristic Description Compound Chlorine gas Condition STP Mass 3.2 grams What is the expected density of the above sample of gas? 03.16 g/L 1.58 g/L 1.

1.0*10-15divided by 4.2*10-7

Calculate the volume of co2 produced at 37 Celsius

What two quantities are conserved in every chemical reaction? a. moles and mass c. volume and mass b. mass and atoms d. moles and atoms?

What two chemical mechanisms change pyruvate to acetyl-CoA in the pyruvate dehydrogenase complex? Group of answer choices a) Decarboxylation and condensation. b) Oxidation and decarboxylation. c) Condensation and dehydrogenation.

Which earth cycle does the suns energy drive

How many moles are in 10 grams of CaCl2?

Which is the correct formula for phosphorus pentachloride? PCl4 because a subscript of 4 indicates four Cl atoms PCl5 because a subscript of 5 indicates five Cl atoms P5Cl because a subscript of 5 indicates five P atoms P5Cl3 because a subscript of