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g100num [7]
3 years ago
14

Which would be the best material to use for making tea kettles?

Chemistry
1 answer:
Wewaii [24]3 years ago
6 0
It’s a subjective answer but glass is believed to be the most safe material to use for tea kettles
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What is the volume, in l, of 0.682 moles of o'what 2 ​ gas having a temperature of 68.2 ºc and pressure of 5.82 atm?
klemol [59]

We will use Ideal gas equation. PV=nRT where P= pressure(in atm)=5.82atm V=Volume=? n= moles of gases=0.682 R = gas constant= 0.0821L atm / mol K T = temperature= 68.2 C= 68.2 + 273.15 = 341.35 K V= nRT/ P= 0.682 X 0.0821 X 341.35/ 5.82 V= 3.284 L.  

5 0
3 years ago
How many atoms are in 3.89 moles of Cu?
AleksandrR [38]

Answer:

2.34×10^24

Explanation:

N=n×Na

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What is a redox reaction?
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When an atom or molecule loses an electron it is oxidized and the reaction is called oxidation, when an atom or molecule gains an electron it is reduced and this is known as reduction. Both oxidation and reduction are known as Redox reaction
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