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Jobisdone [24]
3 years ago
8

Flame tests energy level

Chemistry
1 answer:
erma4kov [3.2K]3 years ago
7 0
I don’t understand what the question is?
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How do emulsifiers help oil and water to mix and not separate?
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To prevent the mixture from separating substances called emulsifiers can be added. These help to form and stabilise the emulsions, preventing or slowing the water and fat/oil from separating. ... The hydrophilic end of the emulsifier molecule is attracted to the water and the hydrophobic end is attracted to the fat/oil.

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Calculate the density of a block of water measuring 2 cm x 4 cm x 1 cm, with a mass of 5.4
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the formula for density is p=m/v

m aka the mass = 5.4; the v aka the volume = 8

so, p=5.4/8

p= 0.675 g/cm^3

*let's just say the mass' unit is gram so the unit for the density is g/cm^3

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3 years ago
Please help me! Thank you<br> (Image down bellow)
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I'm pretty sure it's neutrons the first one

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Ba(OH)2:_______.
vova2212 [387]

Answer: D

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3 years ago
In what way is DNA a code
Alex777 [14]

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Basically it is instructions of how some protein, organ, or pretty much any living organism is to be made. Similar to how different lines of code correspond to how to the software looks or behaves as, DNA acts as codes to make different organs, living beings, cells, pretty much all the living things.

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