danielsfrenchfries danielsfrenchfries

04-02-2020
Chemistry

contestada

witch equations are correctly balanced.
H 2 O + 2O 2 H 2 O 2
Fe 2 O 3 + 3H 2 2Fe + 3H 2 O
Al + 3Br 2 AlBr 3
CaCO 3 CaO + CO 2

Respuesta :

04-02-2020

Answer:

2nd and last.

Explanation:

In the first equation,the number of hydrogen atoms is not balanced and in the third,the number of aluminum atoms is not balanced.

Answer Link

evamoreno244466666 evamoreno244466666

08-12-2020

Answer:

1. Fe 2 O 3 + 3H 2 2Fe + 3H 2 O

2. CaCO 3 CaO + CO 2

Answer Link

Otras preguntas

Which sentence best describes a persuasive essay? a-It tries to get the audience to agree with the writer’s point of view. b-It uses a story to tell the audie

What is the wavelength of an x-ray whose frequency is 1.0*10^18 Hz?

hat statement best describes William Clinton's political ideology? A. He was a socialist. B. He was an extreme liberal. C. He was an extreme cons

$ 570 2% 4years simple interest

A private shipping company will accept a box for domestic shipment only if the sum of its length and girth (distance around) does not exceed 114 inches. what di

1. What are absolute deprivation and relative deprivation?

N the constitution makes a particular effort to protect the expression of unpopular views why is this important

The destruction of the ozone layer is most directly linked to __________.

Earn $134 in 8 hours how much did you earn per hour

Hey this is a history question who thinks god is real tell me cause i do