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xeze [42]
3 years ago
7

How a mineral's chemical make-up looks like?

Chemistry
1 answer:
sveticcg [70]3 years ago
5 0
You would have to go to sephora and check it out 
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Many classic experiments have given us indirect evidence of the nature of the atom. Which of the experiments listed below did no
uranmaximum [27]

Answer:

Option A, The Rutherford experiment proved the Thomson "plum-pudding" model of the atom to be essentially correct.

Explanation:

Thomson's plum pudding model:

Plum pudding model was proposed by J.J Thomson. In Thomson's model, atoms are proposed as sea of positively charge in which electrons are distributed through out.

Result of Rutherford experiment:

As per Rutherford's experiment:

Most of the space inside the atom is empty.

Positively charge of the atom are concentrated in the centre of the atom known as nucleus.

Electrons are present outside the nucleus and revolve around it.

As it is clear that, result of Rutherford experiment did not supported the Thomson model.

4 0
3 years ago
What is the OH- ion concentration, in moles per liter, of an aqueous solution with a pH of 7?
topjm [15]

Answer:

B

Explanation:

the pH scale is based on the function

1x10-14

So since pH is neutral the concentration of OH and H must be equal hence the only option in which the concetration would [OH]{H}= 1x10-14 would be when both are equal so it cannot be a or d and when they are expressed in concetration so the only option is B.

3 0
3 years ago
What are the units of molar mass?<br> O A. Lig<br> O B. g/mol<br> O c. g/L<br> O D. mol/g
Lorico [155]
The units of molar mass is g/mol that is the letter B.
4 0
3 years ago
Read 2 more answers
Using the brønsted theory, classify the compounds as either an acid or a base
Natali5045456 [20]

Answer:

all the below are ACIDS

Explanation:

1.HCOO- Formate

  HCOO- is a conjugate base.

2.HNO3- Nitric Acid

  Acid

3.CH3COOCH3: Methyl acetate

   Acid

4. HCOOH: Formic Acid

   Acid

Hope  it helps..pls mark as brainliest!

8 0
3 years ago
PLEASE I NEED YOUR HELP, I WILL GIVE 10 POINTS PLEASEEEEE
Cerrena [4.2K]

Answer:

Erosion

Explanation:

3 0
2 years ago
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