If 12.8g of chlorine gas is reacted with 8.3g sodium iodide, how much sodium chloride will be produced?​

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

Iwould appreciate if someone could me.