2 AIF, +3 Ca(OH)2 -> 2 Al(OH)2 + 3 CaF, How many grams of calcium hydroxide (Ca(OH)) are needed to react with 156.50 grams of aluminum fluoride (AIF)? DO NOT ANSWER WITH A LINK PLEASE​

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

What diagram shows the ionic compound of magnesium oxide

Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.