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enyata [817]
3 years ago
14

Which statement is true about dissolving?

Chemistry
1 answer:
Ede4ka [16]3 years ago
5 0
It’s the second option
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A gas quickly expands in an isolated environment. During the process, the gas exchanges no heat with its surroundings. The proce
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Answer:

e. adiabatic process

Explanation:

Adiabatic process  -

In the thermodynamic system , an adiabatic process is the one which involves no transfer of mass or heat of the substance , is referred to adiabatic process.

In this process , the temperature need not be constant ,

But only the heat is transferred into or out of the system .

Hence, from the given information of the question,.

The correct option is e. adiabatic process .

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4 years ago
What was Antoine Henri Becquerel studying when he discovered radioactivity?
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Becquerel was studying the properties of X-Rays when he discovered radioactivity. His original theory was that X- Rays arose from uranium absorbing...

Explanation:

3 0
3 years ago
Calculate the formula mass of calcium iodate, ca(io3)2, in atomic mass units (amu or u).
VARVARA [1.3K]
<span>389.88094 amu First we look up the atomic mass of all elements contained in calcium iodate using the periodic table: Ca: 40.078 I: 126.90447 O: 15.999 As an intermediate step we calculate the molecular mass of the ion IO3: 126.90447 + 3*15.999 = 174.90147 Then we calculate the mass of one calcium atom and 2 iodate ions: 2*174.90147 + 40.078 = 389.88094 amu</span>
7 0
3 years ago
How many grams of potassium chloride will be needed to produce<br> 829 grams of zinc chloride?
grandymaker [24]

Answer:

[tex]2KCl + Zn {}^{2 + } → 2K {}^{ + } + ZnCl _{2} \\ molecular \: mass \: of \: zinc \: chloride = 65 + (35.5 \times 2) = 136 \: g \\ molecular \: mass \: of \: potassium \: chloride = 39 + 35.5 = 74.5 \: g

6 0
3 years ago
What is the amount of mass in each given unit of volume?
labwork [276]

Answer:

Each volumn is different and therefore has a specific and unique mass.

3 0
3 years ago
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