Answer:
B.Add acid to water,not water to acid
Explanation:
they should not be mixed
It is b, i learned this last year hope this helps
Once it becomes balanced.
Answer:
The mass of one mole of a substance is equal to that substance's molecular weight. ... water is 18.015 atomic mass units (amu), so one mole of water weight 18.015 grams. ... Avogadro's number is a proportion that relates molar mass on an atomic ... one molecule of water (H2O), one mole of oxygen (6.022×1023 of O atoms)
