What is the general procedure from extracting a metal from its ore

How can you determine the valence electrons in an electron configuration?

If 14.7 g of calctum is placed in 11.5 g of water, what mass of hydrogen gas is produced?

Which of the following elements have properties similar to those of strontium (Sr) A: Y, Zr, Nb B: Sb, Te, I C: F, Br, I D: Be, Mg, Ca

How many moles of He are in 16g of the element

In a first-order reaction (A → B and rate = k [A]), tripling the concentration of A will have what effect on the reaction rate? a It will stay the same. b It will increase by a factor of three. c It will decrease by a factor of three.

A metal block has a mass of 122 grams and measures 2cm x 2cm x 4cm. What is the density of the block?

What are valency and radicals

Tell me some bad effects of Ethanol

How many moles of carbon dioxide are released daily by a humming birds respiration?

If a scientist creates a new rock-like substance in a laboratory, why wouldn't this type of material be classified as a true mineral?