Обчислити кількість речовини глюкози масою 90 г

he was a good time with the same time with my family is in the world is not a good time with you all for a while ago and I have a.

сh3 - ссl2 - сcl2 - сh2 - сh2- сh3

нумерация атомов начинается слева.

2nacl + h2so4 = na2so4 + 2hcl

n(nacl) = m(nacl)/m(nacl) = 58,5/58,5 = 1 моль

по уравнению n(hcl) = n(nacl) = 1 моль

m(hcl) = n(hcl)*m(hcl) = 1*36,5 = 36,5 г.