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Kitty [74]
3 years ago
9

What is a magnetic field what does it do??

Chemistry
2 answers:
NikAS [45]3 years ago
5 0

Answer:

attract things or hold them in place

Explanation:

a magnetic field is similar to gravity. Like gravity a magnetic field can hold or pull things.

Rzqust [24]3 years ago
4 0

Yo sup??

A magnetic field is an area about which another object can experience some magnetic force.

It attracts or repels depending upon the poles.

Hope this helps.

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Advantages and disadvantages of titration?
alisha [4.7K]

Answer:

What are the advantages of titration?

Titrimetric analysis commonly referred to as volumetric analysis offers distinct advantages over cumbersome gravimetric methods:

Speed of analysis.

Instantaneous completion of reactions.

Greater accuracy due to minimization of material loss involved in decanting, filtration, precipitation or similar operations.

Explanation:

Disadvantages

It is a destructive method often using up relatively large quantities of the substance being analysed.

It requires reactions to occur in a liquid phase, often the chemistry of interest will make this inappropriate.

It can produce significant amounts of chemical waste which has to be disposed of.

It has limited accuracy.

<em>hope </em><em>this </em><em>helps </em><em>Plea</em><em>se</em><em> </em><em>inform</em><em> </em><em>me</em><em> </em><em>if</em><em> </em><em>its</em><em> </em><em>help</em><em>ful</em><em> </em>

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2 years ago
17. A balloon contains 4.50 X 1022 atoms of helium gas. Calculate the mass of helium in<br> grams.
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Answer:

1.08 grams

Explanation:

first, we need to find the number of moles

we divide 12.1/22.4=0.54 moles

we multiply the number of moles with the molecular mass 0.54x2=1.08g

4 0
3 years ago
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Which particles make up the nucleus of an atom?
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electrons just revolve around it
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How many grams of Iron (III) oxide (Fe2O3) can be produced from 25.0 g of iron and an excess of oxygen?
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Answer:

2.3

Explanation:

cause im right boyyyyyyyu

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Oxygen is a gas with no color or smell<br><br> a. True<br><br> b. False
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