Magnesium combines with oxygen to form magnesium oxide. If 24.46 g of magnesium reacts completely with 5.41 g of oxygen, what is the percent by mass of oxygen in magnesium oxide?

Three types of single called organisms

What are ten different petroleum products that come from crude oil?

Resistance is 200 ohms and voltage is 24 v. find I

How many grams of alcl3 are produced if 30.0 g of h2 are produced? 2 al + 6 hcl → 2 alcl3 + 3 h2 the molar mass of alcl3 is 133.33 g/mol?

As the frequency (LaTeX: / nuν) of the electromagnetic radiation increases, how does its wavelength (LaTeX: / lambdaλ) change?

What is covalent compound?

Sample of 76 G of NaCl is dissolved to make 1 L of a solution what is the molarity of the solution

If there were no decomposers on Earth, what do you think would happen to organisms when they die? What effect would it have on Earth?

Oceans make the temperaturs of nearby land more extreme ... True or false

In a chemical reaction, atoms are created/rearranged. The atom are joined together in the same/different arrangements after the reaction. The total number of each type of atom is greater/less/The same after the reaction.