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N76 [4]
3 years ago
6

I need help with this

Chemistry
2 answers:
jarptica [38.1K]3 years ago
6 0
I’d say learning to swim, finding a new food source, or new shelter
Alchen [17]3 years ago
5 0
I think it would be learning to hunt or finding food and learning to build shelter
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A sample of 10.5 g of nitrogen reacts with 20.2 g of hydrogen to produce ammonia. (36 points
BartSMP [9]

Answer:

Explanation:

A. 55

B. 43

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2 years ago
Which radioisotopes have the same decay mode and have half-lives greater than
AveGali [126]

The correct answer is (3)


I-131 and P-32


The explanation:


according to attached table:


- we can see that the half life of p 32 is 14.28d (more than one hour)

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and They both have β- decay mode and with half-lives greater than hour.


4 0
4 years ago
Read 2 more answers
Plz help! I will give five star thanks and I will give brainliest
Harman [31]

Answer:

Conduction

Explanation:

Conduction is the transfer of heat energy from one substance to another or within a substance.

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4 years ago
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liberstina [14]
<span>d. A catalyst will be used up in the reaction is wrong,
amount of catalyst should not change</span>
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4 years ago
What are some ways a child could make money?<br> (pls help this is part of school)
Damm [24]

Answer:

you could get a job if you are of age if not ask your parents if you could do chores for allowance

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