The following balanced equation shows the decomposition of water (H2O). According to the equation, how many oxygen atoms are in the reactants? 2 H2O 2H2 + O2

Write a paragraph about how do the words element, matter, and atoms relate?

Which two ions have the same electron configuration? A) Na + and O2 - B) Li + and F - C) Ca2 + and Br - D) Na + and O3-

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?

A single-displacement reaction is always a redox reaction, but a redox reaction isn't always a single-displacement reaction. True or False

Which of the following is true regarding the law of conservation of mass? A) It dictates that the number of molecules on each side of a chemical equation must be the same.

Which of these planets are cassini currently orbiting Mars Saturn Mercury Jupiter

La temperatura a la cual las partículas de los gases no se mueven es: 1) Cero grados centigrados 2) 273 K 3) cero absoluto 4) cero grados Fharenheit

What appears to happen to the moon as it goes through the cucle

When H2 and CO2 react, acetic acid can be formed spontaneously while the production of formaldehyde requires an input of energy.

What is the enthaply of the reaction?