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photoshop1234 [79]
3 years ago
6

What is the weight of:

Chemistry
1 answer:
Dafna11 [192]3 years ago
8 0

Answer:

Oxygen = 15.999 g/mol

Iron = 3 × 55.845 = 167.535 g/mol

CaCO3 = 20 × 100.0869 = 2001.738 g/mol

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If you are talking about bonds they are influenced by electronegativity and how many valence electrons they have.
7 0
3 years ago
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The non-contact forces portfolio please help I'm just confused about what I'm supposed to do.
MatroZZZ [7]

The non-contact forces portfolio includes Gravitational force, Magnetic force and Electrostatic force.

<h3>What is non contact force?</h3>

Non contact forces are those forces which are applied on any object without any physical interference or contact.

Some non-contact forces are:

  • Gravitational force: It acts between two objects and depends on the masses of the object and distance between that objects.
  • Magnetic force: It acts due to the motion of the charged particles.
  • Electrostatic force: It is a type of induced force which is generated due to rubbing of two objects but when it is generated it remains even after removing the contact of previous objects.

Hence Gravitational force, Magnetic force and Electrostatic force are the non-contact forces.

To know more about non contact forces, visit the below link:

brainly.com/question/18451249

#SPJ1

8 0
2 years ago
How many iron atoms are there in 2.50moles of each of the following? <br><br> FeWO4?
RideAnS [48]
2.50 moles (55.85gramsof Fe/ 1 mole) (6.02 x 10^23 atoms / 1) = 8.41 x 10^25 because there is only one Iron present in the compund. 
4 0
3 years ago
5. How many moles of tin (II) fluoride are there in 908 g?
Ede4ka [16]

Answer:5.78

Explanation:

5 0
3 years ago
^^^ order them , thank you!
alexandr1967 [171]

Answer:

Sugar dissolves best in water

Carbon Dioxide dissolves best in water

(Not 100% sure on this one) Salt is the least soluble in water

I hope this helped :)

7 0
3 years ago
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