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svlad2 [7]
3 years ago
9

2. Which of the following is/are TRUE regarding net ionic equations?

Chemistry
1 answer:
arlik [135]3 years ago
5 0

A and B are true.

C and D are false.

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What is the number of moles in 10.62 L of H2S gas at STP?
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Answer:

0.474 moles

Explanation:

divide 10.62 by 22.4.

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3 years ago
A buildup of charges in an object is called
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Answer:

Static Electricity.

Explanation:

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3 years ago
A topographic map would be most useful for which activity?
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the answer is D. because a topographic map measures the lowest and highest points in a certain place

Hope this helps

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3 years ago
Read 2 more answers
When an electron in a 2p orbital of a particular atom makes a transition to the 2s orbital, a photon of approximate wavelength 6
Mariulka [41]

Answer:

The energy difference between these 2p and 2s orbitals is 3.07\times 10^{-19} J

Explanation:

Wavelength of the photon emitted = \lambda =646.3 nm =646.3\times 10^{-9} m

Energy of the photon will corresponds to the energy difference between 2p and 2s orbital = E

Energy of the photon is given by Planck's equation:

E=\frac{hc}{\lambda }

h = Planck's constant = 6.626\tiomes 10^{-34} Js

c = Speed of the light = 3\times 10^8 m/s

E=\frac{6.626\tiomes 10^{-34} Js\times 3\times 10^8 m/s}{646.3\times 10^{-9} m}

E=3.07\times 10^{-19} J

The energy difference between these 2p and 2s orbitals is 3.07\times 10^{-19} J

3 0
4 years ago
How many electrons are in 1 mole of carbon atoms?
Mkey [24]

Answer:

6 electrons

Explanation:

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4 years ago
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