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nadezda [96]
2 years ago
7

0.20dm

Chemistry
1 answer:
Alex_Xolod [135]2 years ago
5 0

Answer:

I don't no sorry. ਕਿਉੁਂਕਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ ਸਤਿ 478figxigxurRyyv ਸ੍

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The energy of a photon is ________ proportional to its wavelength. The energy of a photon is ________ proportional to its freque
topjm [15]

Answer: Inversely  ,   Directly

Explanation:

The energy of a photon is inversely proportional to its wavelength and directly proportional to its frequency.

As can be seen from this equation;

E = hv  = h c / ∧

Where E = Energy of a photon

           v = Frequency

           h = Planck Constant

           c = speed of light

           ∧  = Wave length

4 0
3 years ago
What is the mass of 11.3 mole of argon?
MAXImum [283]
The answer is 451.4124 argon
6 0
2 years ago
Read 2 more answers
Select the correct answer.
rodikova [14]

Answer: C

Explanation:

6 0
2 years ago
In a sample of pure copper, all atoms have atomic numbers which are
Bumek [7]

Answer:

All atoms have same atomic number because number of electrons in all atoms are same.

Explanation

Every atom consist of nucleus or a positive center. The protons and neutrons are present with in the nucleus while electrons are present out side the nucleus. All these three subatomic particles construct an atom. The number of protons or number of electrons are the atomic number of an atom while the number of protons and number of neutrons are the mass number of an atom. A neutral atom have equal number of protons and electrons. In other words we can say that negative and positive charges are equal in magnitude and cancel the each other.

For example:

Atomic number of copper is 29 it have 29 electrons and 29 protons.

While its atomic mass is 63.546 and have 35 neutrons.

8 0
3 years ago
Read 2 more answers
I Need Help ASAP! 50 POINTS!!!
Nat2105 [25]

Answer:

The answer is

3.313 \times  {10}^{ - 19}  \:  \:  \: J

Explanation:

The energy of a photon can be found by using the formula

<h3>E = hv</h3>

where

E is the energy

v is the frequency

h is the Planck's constant which is

6.626 × 10-³⁴ Js

From the question

v = 5.0 × 10¹⁴ Hz

So the energy is

E = 5.0 \times  {10}^{14}  \times 6.626 \times {10}^{ - 34}  \\

We have the final answer as

3.313 \times  {10}^{ - 19}  \:  \:  \: J

Hope this helps you

4 0
3 years ago
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