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xxTIMURxx [149]
3 years ago
9

How do you convert the measured mass of a substance to moles?

Chemistry
2 answers:
ratelena [41]3 years ago
7 0
<span>To convert between mass and number of moles, you can use the molar mass of the <span>substance.

Hope I helped : )
</span></span>
Sonja [21]3 years ago
6 0
Use the molar mass of an element or compound to convert between the mass of a substance and the moles of a substance
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What are the two components of a solution? Write two properties of a solution
BARSIC [14]
The two components of a solution are solvent and solute.

A solution is a homogenous mixture, stable, and the particles are very small.


3 0
2 years ago
State whether each of the following is a molecular element molecular compound or ionic compound.
Goryan [66]
1.molecular element
2.ionic compound
3.molecular compound
4. molecular compound
5 0
2 years ago
Why don't elements in the same period share many of the same properties?
Juliette [100K]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.

They are different elements. However, most of their chemical properties are similar, because of the similar numbers of electrons in their valence shells. Their physical properties differ because of the mass contained in the atoms of <span>each element.</span>
8 0
3 years ago
(a) What behavior distinguishes paramagnetic and diamagnetic substances?
pychu [463]

Substance's attraction to external magnetic field i.e., their magnetic property/behavior distinguishes paramagnetic substance from diamagnetic substance.

<h3>What is paramagnetic and diamagnetic substances?</h3>

A diamagnetic substance is one whose atoms have no permanent magnetic dipole moment. They are slightly repelled by a magnetic field and do not retain the magnetic properties when the external field is removed

The examples of diamagnetic materials are copper, gold, antimony, silver, lead and hydrogen.

Paramagnetic materials are those materials that are weakly attracted by the external magnetic field. They are slightly attracted by a magnetic field and do not retain the magnetic properties when the external field is removed.

Examples of paramagnetic materials are aluminium, sodium and calcium.

To learn more about magnetism, refer brainly.com/question/18088490

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8 0
1 year ago
The boiling point of an aqueous solution is 101.02 °C. What is the freezing point?
kompoz [17]
Colligative properties calculations are used for this type of problem. Calculations are as follows:

ΔT(boiling point) = 101.02 °C - 100.0 °C= 1.02 °C
<span>ΔT(boiling point)  = (Kb)m
</span>m =  1.02 °C / 0.512 °C kg / mol
<span>m = 1.99 mol / kg

</span><span>ΔT(freezing point)  = (Kf)m
</span>ΔT(freezing point)  = 1.86 °C kg / mol (<span>1.99 mol / kg)
</span>ΔT(freezing point)  = 3.70 <span>°C
</span>Tf - T = 3.70 <span>°C
T = -3.70 </span><span>°C</span>
3 0
3 years ago
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