Какую массу серы 6 оксида можно получить с серы 4 оксида объемом 5, 6л (н.у) если выход продукта составляет 90%

Hi! My name is Jack. Visiting a river site is one of my most favourite things to do during the

summertime. The lakes I visited, was located about fifty kilometres away from my

hometown in the countryside. It was great! There were a number of restaurants and café. I

friends stayed at a hotel which was very close to the waterfalls. There were also

many beautiful  mountains trees and waterfalls

I also walked on the sandy bank of the

river and i was surprised when my friends took a fish-rod for fishing. I swam every day.

Also we climbed the mountains It was a wonderful holiday.

and my

Классы:

1)Кислоты - HNO3; H2SiO3; H2SO3; H2CO3; HBr.

2)Соли - Al2(SO4)3; NaCl; Li2S.

3)Основания - NaOH; Al(OH)3 ; Mg(OH)2; Fe(OH)3.

4)Оксиды - Na2O; SO2; K2O; SO3; SiO2.

NaOH - гидроксид натрия

Na2O - оксид натрия

HNO3 - азотная кислота

H2SiO3 - кремниевая кислота

Al(OH)3 - гидроксид алюминия

H2SO3 - сернистая кислота

Al2(SO4)3 - сульфат алюминия

H2CO3 - угольная кислота

Mg(OH)2 - гидроксид магния

SO2 - оксид серы(IV)

NaCl - хлорид натрия

HBr - бромоводородная кислота

SO3 - оксид серы(VI)

K2O - оксид калия

Fe(OH)3 - гидроксид железа(III)

Li2S - сульфид лития

SiO2 -  оксид кремния(IV)/диоксид кремния