Given that the mass of an electron is 5.486*10-4amu, and the mass of a proton is 1.007 amu, calculate how many times heavier a proton is than an electron

Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.

What diseases are spread in warm temperatures?

What will the concentration of PCl5 be when equilibrium is reestablished after addition of 1.31 g Cl2? PCl5 (g) ⇆ PCl3 (g) + Cl2 (g) Original Equilibrium Mixture: 3.42 g PCl5 4.86 g PCl3 3.59 g Cl2 in a 1.00-L flask.

Which coefficient before sodium bromide (NaBr) balances this chemical equation? 2NaF + Br2 → __NaBr + F2

What is uranium's electron configuration?

A 20% solution of KCl has a mass of 400 g what mass of KCl is contained in this solution

A fire extinguisher is labeled b-i. what type of fire will be put out by this extinguisher?

The capacity of an eye dropper would be a few a kilometers be leiters C deciliters d milliluters

2C 2 H 6 + 7O 2 * **>4CO 2 + 6H 2 O if 7.0 g of C 2 H 6 react with 18 g of O 2, how many grams of water will be produced

22 days converted into how many seconds?