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adell [148]
3 years ago
5

Determine the highest occupied energy level in the

Chemistry
1 answer:
aleksandrvk [35]3 years ago
6 0
I think its B!!! (: (:
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If 2.0 liters of oxygen gas react with excess carbon monoxide at 273 K and 1.00 atm, how many liters of carbon dioxide can be pr
vlada-n [284]
The given condition is STP, under this condition, gas has a rule of 22.4 L per mole. And the given equation is already balanced. The ratio of mole number is the same as the ratio of the volume and is also the same as the ratio of coefficients. So the answer is 4.0 liters. 
5 0
3 years ago
When performing a flame test using the method described in the manual, you complete the flame test of KNO3 and find a yellow col
jolli1 [7]

Answer:

The nichrome wire is dirty.

The solution is contaminated.

Explanation:

If the nichrome wire is dirty, it may contain sodium contaminants which may be responsible for the yellow flame. The nichrome wire is first inserted into the flame without the sample to check for impurities.

The test solution may also have been contaminated. This leads to the appearance of a colour different from the expected colour of the test cation in the solution.

7 0
4 years ago
The pH of a solution is measured to be pH=10. What is true of this solution?
Marta_Voda [28]

Answer:

a. the solution is a base

Explanation:

The pH range is between 0 to 14.

A solution with a pH value between 0 and 6 is said to be acidic.

A solution with pH value at 7, is said to be neutral, e.g., distilled water.

A solution with pH value between 8 and 14 is a base.

Given pH = 10, a pH value of 10 falls between the base or alkali range of the indicator

8 0
4 years ago
What measures the energy of a wave?
djyliett [7]

Answer:

ampiltude

Explanation:

Amplitude means a measure of the amount of energy in a wave. Notice in the drawing below how the amplitude measures the height a wave is going above or below the resting position of the wave.

7 0
3 years ago
Read 2 more answers
What is the difference between a strong acid and a concentrated acid?
storchak [24]
A concentrated acid<span> has a relatively large amount of solute dissolved in the solvent. A </span>dilute acid<span> has a relatively smaller amount of solute dissolved in the solvent. In a solution of a strong </span>acid<span> there would be solvated ions present, but no associated molecules present.</span>
3 0
3 years ago
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