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grigory [225]
3 years ago
6

Science questions down below

Chemistry
1 answer:
goldenfox [79]3 years ago
4 0
Answer to first is outer covering, second is bacteria are single celled
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Alja [10]

Answer:

I have it.

Explanation:

3 0
3 years ago
Which is an example of the strong force in action?
yarga [219]

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2 years ago
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2C_H. + 702 — 400, + 6H2O
astra-53 [7]

Balanced Eqn

2

C

2

H

6

+

7

O

2

=

4

C

O

2

+

6

H

2

O

By the Balanced eqn

60g ethane requires 7x32= 224g oxygen

here ethane is in excess.oxygen will be fully consumed

hence

300g oxygen will consume  

60

⋅

300

224

=

80.36

g

ethane

leaving (270-80.36)= 189.64 g ethane.

By the Balanced eqn

60g ethane produces 4x44 g CO2

hence amount of CO2 produced =

4

⋅

44

⋅

80.36

60

=

235.72

g

and its no. of moles will be  

235.72

44

=5.36 where 44 is the molar mass of Carbon dioxide

hope this helps

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3 years ago
True or False?<br><br> Nuclear fusion releases less energy than nuclear fission does.
elixir [45]
False

nuclear fusion produces more energy than a nuclear fission reaction.
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