What is the base unit of density?

What is the volume of 7.25 g of oxygen gas at STP?

There are 3.01 x 1023 atoms of gold, 1 mole of platinum, and 3.01 moles of silver. Which contains more atoms?

at 25c, 13.0 mg of co dissolves in 500g of water when the partial pressure of co is 0.968 bar. what is the henry's law constant for co at this temperature

Students collected mass data for a group of coins. The mass of a single coin is 5.00 g. Determine the accuracy and precision of the measurements.

How does renewable energy differ from nonrenewable energy? 5-6 paragragh

A cylinder of oxygen gas contains 2.80 mol of 02. If the volume of the cylinder is 8.58 L, what is the pressure of the 02 if the gas temperature is 294 K.

A housefly's average life span is 3 days. How many minutes is that

The elements in Groups 1 AU) and 7A (17) are all quite reactive. What is a major difference between them?

A certain radioactive element has a half-life of one hour. if you start with 1.0 gram of the element at noon, how much of the radioactive element will be left at 2 p. m.? 0.50 grams 0.25 grams 0.125 grams 0.0 grams

Name two bases which react with dillute sulfuric acid to give zinc sulfate