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Feliz [49]
4 years ago
9

Please help I’m torn between A and B. I’ve asked many and people say A, but I asked my science teacher and she said B. And also

I’ve researched and on answers.com also says Water is the better insulator..but idk I’m conflicted! APEX

Chemistry
1 answer:
Vladimir79 [104]4 years ago
8 0
Just choose one of them. Getting one question wrong isn't the end of the world.

I suggest water.
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You mix 55 ml of 1.00 m silver nitrate with 25 ml of 1.06 m sodium chloride. what mass of silver chloride should you form?
enot [183]

AgNO3 + NaCl ---> AgCl(s) + NaNO3

find moles of each

mmol = M*V

mmol = 55*1 = 55 mmol of Ag+

mmol = 25 * 1.06 = 26.5 mmol of Cl-

then limitn greactant is Cl

we can produce up to 26.5 mmol of Agcl

<span>mass = mol*MW = (26.5 * 10^-3) *  143.32 = 3.7980 g of AgCl</span>

<span> </span>

6 0
4 years ago
According to one acid base theory the water acts as ?
marshall27 [118]
Answer By observing both concepts, water is acting as a base
3 0
2 years ago
The gas in a balloon has a volume of 7.5 L at 100, kPa. The balloon is released into
erik [133]

Answer:

please rate my answer 5 Star

Explanation:

Using Boyle's Law,

The pressure exerted by a gas is inversely proportional to the volume the gas is occupying provided the temperature is constant

p*v = constant

100*1000*7.5 = p * 11

p = 750000/11

6 0
3 years ago
Of the following, which is the dominant (strongest) type of intermolecular force present in RbCl(s)?
elena55 [62]

Answer:

B. Ionic

Explanation:

RbCl is ionic compound formed from the combination of rubidium (a strongly electropositive element) and chlorine (a strongly electronegative element).

The transfer of an electron from rubidium to chlorine leads to the formation of two oppositely charged ions Rb⁺ and Cl⁻.

In a solid crystal of RbCl, the major intermolecular forces of attraction are electrostatic forces of attraction between oppositely charged ions in the molecules of the crystalline solid.

Ion-dipole attraction only occur when the solid is dissolved in a polar molecule like water. Dispersion forces as well as dipole-dipole forces, though present are weak forces and contribute very little to intermolecular attraction. Hydrogen bonding is not present as there are no hydrogen atoms in solid RbCl.

4 0
4 years ago
The gas in a cylinder has a volume of 8 liters at a pressure of 101 kPa. The pressure of the gas is increased to 213 kPa. Assumi
shusha [124]
We'll use the Ideal Gas Law.

Before:
p_1V_1=n_1RT_1\\\\&#10;(101\times10^{3})\cdot8=n_1RT_1\\\\&#10;n_1RT_1=808\times10^3~~~(i)

After:
p_2V_2=n_2RT_2\\\\&#10;(213\times10^3)\cdot V_2=n_2RT_2~~~(ii)

Since the quantity of gas wasn't changed, n_1=n_2=n. Furthermore, the temperature remains constant, so T_1=T_2=T. Then, the expressions that were find are:

nRT=808\times10^3~~~(i)\\\\&#10;nRT=(213\times10^3)\cdot V_2~~~(ii)

Dividing them:

\dfrac{nRT}{nRT}=\dfrac{808\times10^3}{(213\times10^3)\cdot V_2}\\\\&#10;1=\dfrac{808}{213\cdot V_2}\\\\&#10;213V_2=808\\\\&#10;V_2=\dfrac{808}{213}\\\\&#10;\boxed{V_2\approx 3.79~L}
7 0
3 years ago
Read 2 more answers
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