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matrenka [14]
2 years ago
7

Balance the following chemical equation: N2H4+O2→ NO2+H2O​

Chemistry
1 answer:
Nadya [2.5K]2 years ago
4 0

Answer:

N2H4 + 3O2 → 2NO2 + 2H2O

Explanation:

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Las plantas ingieren alimentos del exterior?​
xeze [42]

Answer:

yes it is

Explanation:

b bc it is i did the test

7 0
3 years ago
Part A. Two containers, one at 305 K and the other at 295 K, are placed in contact with each other. 1. 1 J of heat flows from th
posledela

Answer:

0.00011 JK.

The process does NOT violate the second law of thermodynamics

Explanation:

The following parameters are given which are going to help in solving for the change in entropy of the system. The term "entropy'' simply means the degree of disorderliness of a system.

=> The temperature of container A = 305 K, the temperature of container B = 295 K and the amount of heat generated when the containers are placed in contact with each other = 1. 1 J.

The change in entropy of the hot container = -(1/305) = - 0.00328 J/K.

The change in entropy of the cold container = 1/295 = 0.00339 J/K.

Therefore, the change in the entropy of the system = - 0.00328 J/K + 0.00339 J/K = 0.00011 JK.

Note that the change in entropy of the system gives a positive value. Hence, this process does not violate the second law of thermodynamics.

The process does NOT violate the second law of thermodynamics.

7 0
3 years ago
What is a solution of zinc and copper?<br>five letter word
Lana71 [14]

Answer:

Brass

Explanation:

Brass is an alloy of copper and zinc, in proportions which can be varied to achieve varying mechanical and electrical properties.

5 0
2 years ago
Plz Help! <br><br> What are antibodies and what role do vaccines play in producing them?
ladessa [460]

Answer:

Antibodies are types of proteins in the body that can prevent diseases. Once a vaccine is introduced into the bloodstream, it immediately causes the production of antibodies to occur by using T-cells and B lymphocytes, or at least, most vaccines work like that.

Explanation:

6 0
3 years ago
Tellurium is a silvery-white, brittle element. Its electrical conductivity varies, but I’m creases slightly with exposure to sun
Lina20 [59]
B) Tellurium is a metalloid. Metalloids in some classifications are also or alternatively called “semi-metals.”
5 0
3 years ago
Read 2 more answers
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