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Ivenika [448]
2 years ago
14

Is it okay ?off it's difficult to find a pic for a boy ​

Chemistry
2 answers:
nalin [4]2 years ago
7 0

Answer:

Mara questions ma send Karo jaldi. or bi

Andrew [12]2 years ago
7 0

Answer:

it's not difficult

search on pin

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The atomic number is the number of protons in the atom of the element
ipn [44]

Answer:

True

Explanation:

If you look closley at the nucleus, you don't count the neutrons just the prtons which then effect the electrons.

Good luck :)

5 0
3 years ago
Write the formula for methionine (red = o, gray = c, blue = n, yellow = s, ivory = h).express your answer as a molecular formula
-BARSIC- [3]

We have to get the formula of methionine.

The formula of methionine is

Methionine is an essential amino acid of human. It is white crystalline solid.

The formula of methionine is C₅H₁₁NO₂S. Methionine contains five carbon atoms, eleven hydrogen atoms, one nitrogen atom, two oxygen atoms and one sulphur atom.

It contains one amino group (-NH₂) and one carboxylic acid group (-COOH). Atoms are depicted in C-atom in grey, H-atom in ivory, O-atom in red, N-atom in blue and S-atom in yellow.

3 0
3 years ago
Which of the following is not an example of potential energy? Group of answer choices electrical energy, chemical energy, gravit
Sholpan [36]

Answer: The one listed below that's NOT an example of potential energy is mechanical energy. Mechanical energy is categorized as a kinetic energy with light, sound, and thermal/heat energy.

HOPE THIS HELPS

6 0
3 years ago
How many grams are there in 2.75E23 molecules of C2H6 (MM = 30 grams)?
skelet666 [1.2K]

Answer:13.70 i think

Explanation:

3 0
2 years ago
Name 5 metals used to make the penny over the years.
Irina18 [472]
These 5 metals are: zinc,copper,tin,bronze,nickel
6 0
3 years ago
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