How many moles of o2 are needed to react completely with 35.0 mol c2h2?

What type of energy is stored in electrical charges?

What is 19 hundred thousandths in scientific notation

Calculate the mass in grams of a single water molecule

A 75 g piece of gold (Au) at 1000 K is dropped into 200 g of H2O at 300K in an insulatedcontainer at 1 bar. Calculate the temperature of the system once the equilibrium has beenreached.

What kind of galaxy is the Milky Way

Review It! All of the following are correct, except: a; A galaxy contains a vast number of stars, their planetary systems, and a variety of other celestial objects. b; Stars orbit the many planets of a galaxy.

Which would be most likely be the pH of a highly-corrosive acid? a) 1 b) 5 c) 8 D) 11

The unit cell of amazonite is made of three pairs of faces, each pair different from the others. The faces are oriented at angles to one another that are not 90 degrees.

An aqueous solution at 25∘C has a hydronium ion concentration of 3.2*10-9 M. What is the hydroxide ion concentration of the solution? Write your answer in scientific notation. Use the multiplication symbol rather than the letter x in your answer.

What is the electron configuration of a sulfur atom in the ground state?