Which of the following apply to the property of hardness. select all that apply?

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

I’m an electrically neutral atomic any element, there are equal numbers of

What is the chemical formula for the compound formed between sodium and flour one