the element which is used as a standard to measure the mass of one mole of any substance is ______. a neon b…

the element which is used as a standard to measure the mass of one mole of any substance is ______. a neon b oxygen c hydrogen d carbon
Answer
Brief Explanations:
The standard for measuring the mass of one - mole of any substance is carbon - 12. Its molar mass is defined as 12 g/mol. Other elements' molar masses are determined relative to this standard.
Answer:
d. Carbon