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inysia [295]
3 years ago
12

What is the mass of 4 × 1015 atoms of nickel (Ni)? Answer in units of g.

Chemistry
2 answers:
IRISSAK [1]3 years ago
8 0

Answer:

4060

Explanation:

hope this helps

follow me for more answers

AlekseyPX3 years ago
7 0
It would probably be 4060
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ATP is used in the propagation of nerve impulses. ( True or false)
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True....................................
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4 years ago
Find the mass of an object on earth if its weight is 100N
Kaylis [27]

Answer:

0.19 kg

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Explanation:

w = Weight of an object = 100 N

g = Acceleration due to gravity of Earth = 9.81\ \text{m/s}^2

m = Mass of an object

Weight is given by

w=mg\\\Rightarrow m=\dfrac{w}{g}\\\Rightarrow m=\dfrac{100}{9.81}\\\Rightarrow m=10.19\ \text{kg}

Mass of the object is 0.19 kg

g = 2\ \text{m/s}^2

m = 4 kg

w=mg\\\Rightarrow w=4\times 2\\\Rightarrow w=8\ \text{N}

Weight of the object is 8 N.

m = 200 g

w=mg\\\Rightarrow w=0.2\times 9.81\\\Rightarrow w=1.964\ \text{N}

Weight of the object is 1.964 N.

Weight is the force the Earth exerts on an object which is on the surface of the Earth.

m = 6kg

w=mg\\\Rightarrow w=6\times 9.81\\\Rightarrow w=58.86\ \text{N}

The force of the object is 58.86 N.

w = 150 N

a = g = 10\ \text{m/s}^2

m=\dfrac{w}{g}\\\Rightarrow m=\dfrac{150}{10}\\\Rightarrow m=15\ \text{kg}

Mass of the object is 15 kg.

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3 years ago
Which are the product(s) of this chemical reaction? FeCl 3 + 3NH 4OH ->
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The answer is D

FeCl3 + 3 NH4OH → Fe(OH)3 + 3 NH4Cl
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2 years ago
If constant heat is added to ice water, what changes will take place and at what temperatures?
EleoNora [17]

Answer:

Explanation:

When you heat ice, its temperature rises, but as soon as the ice starts to melt, the temperature stays constant until all the ice has melted. This happens because all the heat energy goes into breaking the bonds of the ice's crystal lattice structure.   :)

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Give the number of significant figures: 369,132,000 sec
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The number of significant figures in 369,132,000 is 6

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3 years ago
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