How do you balance H2+O2 and H2O

How are plastics destroying our earth?

Why do some compound have 1 hydrogen, some have 2 hydrogens, and some have 3 hydrogens?

2. Determine the frequency of light that has a wavelength of 1.18 x 10-7m. c=3.00 X 108m/s. How much energy is associated with this light? h=6.63 X 10-34 J-s.

Write a net ionic equation to show that oxalic acid, h2c2o4, behaves as an acid in water. consider only its first ionization.

Which statement would indicate the presence of an acid? A) It tastes bitter ... B) It does not react with active metals. C) It reacts with active metals to form a gas. D) It does not change the color of litmus paper

What mass of carbon can 3000 J of energy raise from 12°C to 40°C?

How do you balance __Mg + __HCl - - > __MgCl2 + ___ H2

How many grams of methane, CH4 are produced from the complete reaction of 5.15 moles of carbon monoxide, CO

If you change the state of something, say, liquid to solid, is it a physical or chemical change?

What type of calorimeter would be best to use if you wanted to measure the heat that is released when gasoline is burned?