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Anna007 [38]
3 years ago
10

Please help with my science ?

Chemistry
1 answer:
fredd [130]3 years ago
7 0
Abrasion is the mechanical scraping of a rock surface by friction between rocks and moving particles during their transport by wind,glacier, waves, gravity and running water or erosion.
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Can someone please explain how to find an emperical formula given mass not percentage?​
Firdavs [7]

Answer:

1. Get the mass of each element by assuming a certain overall mass for the sample (100 g is a good mass to assume when working with percentages). ...

2. Convert the mass of each element to moles. ...

3. Find the ratio of the moles of each element. ..

4. Use the mole ratio to write the empirical fomula

8 0
3 years ago
Arrange these elements according to electron affinity.<br><br> a. He<br> b. C<br> c. F
arlik [135]

Answer:

F>C> H_e

Explanation:

From the question we are given

a. He

b. C

c. F

Generally

The electron affinity  of an atom or molecule is defined as the amount of energy released when an electron is attached to a neutral atom or molecule in the gaseous state to form a negative ion.

Therefore

The order of electron Affinity is give as

F>C> H_e

8 0
3 years ago
What is another name for homogeneous mixtures other than solution
Ede4ka [16]

Answer and Explanation:

The answer is solution. However, single-phase alloys are solid metal solutions, and colloidal suspensions are homogenous mixtures that are not solutions. Homogenized milk, for example, is a colloidal suspension that technically meets the definition of a homogenous mixture because the milk fats, though immiscible with the whey (the aqueous phase), are tiny beads evenly distributed through the whey, and do not separate according to density, as they do in non-homogenized milk.

Hope this helps. :)

4 0
3 years ago
The way metals surface reflects light is called
maria [59]
I think its called refraction
7 0
3 years ago
Read 2 more answers
Question 5
yuradex [85]

Answer:

it will have 1 valence electron as its in the first group in the periodic table.

It will lose electrons as its easier.

The charge will be 1+ as it lost 1 .

8 0
3 years ago
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