How many atoms are in cuso4?

Phosphorus-32 has a half-life of 14.3 days. How many milligrams of phosphorus-32 remain after 71.5 days is you start with 4.00 mg of the isotope?

What is the molarity of a solution that contains 0.400 mol HCI in 9.79 L solutions

How many H atoms in the formula: 3 H2SO4 2 3 6 4

Use the bond energies provided to estimate ΔH°ᵣₓₙ for the reaction below. 2 Br2 (l) + C2H2 (g) → C2H2Br4 (l) Br-Br = 193 kJ/mol; C≡C = 837 kJ/mol; C-C = 347 kJ/mol; C-Br = 276 kJ/mol;

Where would a boat produce the highest concentration of carbon monoxide? on the starboard?

Suppose the diver at the top of a 9 m high platform has a mass of 50.0 kg. Calculate her potential energy relative to the ground. Answer in Joules.

A typical hydrogen peroxide solution from a drug store is labeled as 3.0% hydrogen peroxide. what is the other 97% of this solution?

The pressure of an enclosed gas depends on

What is one way to speed up a chemical reaction without otherwise affecting the reaction? a. add a catalyst b. decrease surface area c. change the products d. change the reactants

Why is halleys comet part of our solar system?