The chemical equation below shows the burning of magnesium with oxygen to form magnesium oxide 2mg + 02 --> 2mgo the molar mass of o2 is 32.0g/mol. what mass, in grams, of o2, is required to react completely with 4.00 mol of mg? a. 2.00 b. 64.0 c. 128 d. 256

Iwll give extra points to who gets this for ! what type of reaction is this? ?

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Which metal exist in liquid state and can be cut with knife ?