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Vitek1552 [10]
3 years ago
6

HELP ME WITH THIS PLEASE‼️‼️‼️‼️‼️

Chemistry
1 answer:
kompoz [17]3 years ago
6 0

Answer:

6) student B

9) child y

Explanation:

student b is off the ground and using any energy or force

child y is smaller than child x and would be going faster and having to exert less energy than child x. leaving them with more energy to spare

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Daniel needed 5.0 x 10 3mm of copper wire for his senior year science project. When Daniel went to the hardware store, he notice
blondinia [14]

Answer:

if its 5X 10^3 mm=5m and if its 5X 10^-3 mm=5X 10^-6m

Explanation:

we know,

1m= 1000mm

as given 5X 10^3 mm we have to convert to meter

now  5X 10^3 mm= 5X 10^3/1000=5m

but if its  5X 10^-3 mm= 5X 10^-3/1000= 5X 10^-6m

thank u,

5 0
3 years ago
M<br> + e -&gt; M-1<br> This reaction represents
arlik [135]

Answer:

Reduction.

Explanation:

Reduction is the gain of electron.

8 0
4 years ago
How many atoms are in 5.7 moles of copper atoms?
pickupchik [31]
Number of copper atoms = moles of copper x Avogadro's number = 5.7x6.02x10^23 = 3.43x10^24 atoms.
4 0
4 years ago
Which type of reactions form salts?
Marysya12 [62]

Answer:

Neutralization reactions

Explanation:

A neutralization reaction is a reaction between an acid and a base. Products of this type of reaction is water and a salt. The pH of the salt product would depend on how strong or weak the base and acid would be when they react with each other. Although the characteristics of bases and acids are practically polar opposites, when combined, they cancel each other our producing a neutralized product.

6 0
3 years ago
In some places there are deep cracks in earths crust called
Leona [35]
I think they are called Faults.
7 0
3 years ago
Read 2 more answers
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