Chemistry, 07.06.2020 00:04 anzhaiha7

Which equation is not balanced? 2H2 + O2® 2H20
4H2 + 202® 4H20
2H2 + O2® H20
H2 + H2 + O2® H2O + H20

Answers

Answer from: Quest

12 is it do you think so

Answer from: Quest

☆ionisation energy increases across a period from na -> ar☆ionisation energy decreases down a group from li -> fr☆ionic radius decreases across a period from na -> cl☆ionic radius increases down a groupfrom f -> ii hope it clarifies your doubts

Answer from: Quest

Electrons are emitted

Answer from: Quest

H tricky one let me think and get back to u

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 22:30, dianasmygova

Monkeys and bats have similar bone structure in their forelimbs. however, monkeys have longer forelimbs to use for climbing and swinging in trees. bats have shorter forelimbs to use for flight. which term best describes how monkey and bat forelimbs are related to each other? a. homologous b. embryonic c. analogous d. vestigial

Answers: 1

continue

Chemistry, 22.06.2019 19:30, jessixa897192

Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?

Answers: 2

continue

Chemistry, 23.06.2019 01:30, heavendl13

How is the solubility of a carbon dioxide gas in water increase?

Answers: 1

continue

Chemistry, 23.06.2019 04:00, Tiredd7838

Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese

Answers: 1

continue

You know the right answer?

Which equation is not balanced? 2H2 + O2® 2H20
4H2 + 202® 4H20
2H2 + O2® H20
H2 +...