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MakcuM [25]
3 years ago
8

What is the density of a sample with a mass of 5250g and a volume of 4.5mL

Chemistry
1 answer:
vlabodo [156]3 years ago
5 0

Answer:

1166.67

Explanation:

density=mass/volume

density= 5250/4.5

density=1166.67g/mL

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Place the particles in order from smallest to largest.
yulyashka [42]

Answer:

smallest to largest:

Electron, Neutron, Atom, Molecule, Nucleus

Explanation:

sorry if it's not right

7 0
3 years ago
Why does water dissolve sugar ? Explain your answer !
Marina CMI [18]
The sugar is a solvent. It's particles will break it down in the water
7 0
3 years ago
Which process transfers heat from the ground to the air touching it? Conduction Convection Evaporation Radiation
Delicious77 [7]

Convection

Explanation:

Heat is a form of thermal energy borne as result of thermal energy. It is observed as temperature differences between places.

There are different types of heat transfer:

  • Conduction
  • Convection
  • Radiation

Conduction is a heat transfer which involves the actual movement of the collision of the molecules of the medium.

Convection is a heat transfer in fluids by their movement from areas of higher to places of lower heat.

Radiation is heat transfer using electromagnetism and does not involve molecules of the medium

The process of heat transfer from ground to the air touching it is convection. It involves particles of the air.

Learn more:

Convection brainly.com/question/1140127

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8 0
3 years ago
What is the percentage of water in hydrated calcium chloride​
earnstyle [38]

Answer:

24.5%

Explanation:

You just add up the atomic masses.  

Ca - 40.078  

Cl2 - 35.4527 x 2 = 70.9054  

------ 110.9834  

H4 - 1.00794 x 4 = 4.03176  

O2 - 31.9998  

------ 36.03056  

TOTAL - 147.01396  

So the water is 36.03056/147.01396 = .245082576 but that is only accurate to three decimals (because the mass of Ca was only given to three decimals) so we write .245 and that is 24.5%

This is not my answer but I found it on Yahoo answers and it was answered by Anonymous.

8 0
3 years ago
Read 2 more answers
Warm water rising to the surface of the
White raven [17]

Answer:

convection

Explanation:

7 0
3 years ago
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