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Brilliant_brown [7]
3 years ago
11

Which is Not part of hydrogen's line-emission spectrum?

Chemistry
1 answer:
vodomira [7]3 years ago
7 0

Answer: Aufbau series.

Explanation:

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This is part two of the other questions
Brums [2.3K]

Answer:

The answer to your question is below

Explanation:

11. Alkali metals

12. Halogens

13. Transition metals

14. Halogens

15. Noble gases

16. Alkaline earth metals

17. Transition metals

18. Alkaline earth metals

19. Transition metals

20. Alkali metals

21.- Periods

22.- Calcium

23.- Iodine, I

24.- A. atomic number

8 0
3 years ago
Elements within a period have ___.
Vlada [557]

Ans: Have the same number of electron shells

3 0
3 years ago
If the specific heat of water is 4.186 kJ/kg∙°C, how much heat is required to increase the temperature of 1.2 kg of water from 2
PIT_PIT [208]
This<span> will require'' </span>266.9kJ''<span> of heat energy 

</span>

To calculate the energy required to raise the temperature of any given substance, here's what you require:

The mass of the material, <span>m</span>

4 0
3 years ago
Which of the following measurements is used to measure the enthalpy of combustion? A. None of these B. Measuring the change in t
DaniilM [7]

Answer: Option (C) is the correct answer.

Explanation:

In a substance, the total energy of its molecular motion is known as heat. Whereas when we measure the average energy of molecular motion of a substance then it is known as temperature.

So, any increase or decrease in temperature will lead to change in heat of a substance.

When one mole of a substance is burned then the amount of energy released  in the form of heat is known as heat of combustion.

Relation between heat and temperature is as follows.

                    q = m \times C \times \Delta T

Thus, we can conclude that to measure the enthalpy of combustion it cannot be measured, only calculated using the equation; q = mc \Delta T.

4 0
3 years ago
6. 5.50 x 10- molecules of carbon dioxide to moles.
sergeinik [125]
1.24973017189471 is probably the answer to your equation
4 0
3 years ago
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