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fenix001 [56]
3 years ago
5

you must make an aqueous solution that will be a good conductor of electricity. You can pick two substances to add to the water.

Pick the two substances that you could add to water to make it the strongest conductor possible. I) water II) sugar III) hydrochloric acid IV) salt
Chemistry
2 answers:
Naily [24]3 years ago
5 0
Hydrochloric acid and salt
They make good conductors because they have mobile atoms in aqueous form.
inysia [295]3 years ago
3 0

Answer: D) III and IV

Explanation:

I did the usatetsprep

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Igneous rocks are formed from
ArbitrLikvidat [17]

Answer:

heat and pressure

Explanation:

because it happens under heat and pressure.

4 0
3 years ago
What is the total mass of D-glucose dissolved in a 2-μL aliquot of the solution used for this experiment?
RideAnS [48]

Answer:

The total mass of D-Glucose dissolved in a 2μL aliquot is 1 E-4 g

Explanation:

providing a solution to 5% weight-volume as found in commerce:

⇒ % 5 = (5g d-glucose/ 100 mL sln)×100

⇒ 0.05 =  g C6H12O6/mL sln

⇒ g C6H12O6 = (2 μL sln)×(0.001 mL/μL)×(0.05 g C6H12O6/mL sln)

⇒ g C6H12O6 = 1 E-4 g C6H12O6

5 0
3 years ago
A gas occupies a volume of 10 liters at a pressure of 0.5 atm. What is the pressure if the volume increases to 25.0 L? *
Rudik [331]

Answer:

0.2atm

Explanation:

By Boyle's law

P1V1=P2V2

0.5 x 10 = P2 x 25

therefore, P2= 0.2atm

7 0
2 years ago
A sample that weighs 107.75 g is a mixture of 30% helium atoms and 70% krypton atoms. How many particles are present in the samp
r-ruslan [8.4K]
<span>A sample that weighs 107.75 g is a mixture of 30% helium atoms and 70% krypton atoms. How many particles are present in the sample?    </span>3.59
5 0
3 years ago
Write the pressure equilibrium constant expression for this reaction. 2CO2 (g) + 4H2O (g) → 2CH3OH (l) + 3O2 (g)
-BARSIC- [3]

Answer:

The pressure equilibrium constant (Kp) = (P O₂)³/(P CO₂)²(P H₂O)⁴.

Explanation:

  • For the reaction:

<em>2CO₂ (g) + 4H₂O (g) → 2CH₃OH (l) + 3O₂ (g).</em>

<em></em>

The pressure equilibrium constant (Kp) = the product of the pressure of the products side components / the product of the pressure of the reactantss side components.

each one is raised to a power equal to its coefficient.

<em>∴ The pressure equilibrium constant (Kp) = (P O₂)³/(P CO₂)²(P H₂O)⁴.</em>

3 0
3 years ago
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