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Vikentia [17]
3 years ago
12

2,6 -dimetil nonano 4 etil-2,2dimetil-4-propo:0ctano

Chemistry
1 answer:
Svetllana [295]3 years ago
7 0

Answer:

it will be 26 %t _4

Explanation:

do the math and tst

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A device that does work with only one movement and changes the size or direction of a force is a simple machine.

Explanation:

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In a percentage composition investigation a compound was decomposed into its elements: 20.0 g of calcium, 6.0 g of carbon, and 2
inysia [295]

The percentage composition of this compound : 40%Ca, 12%C and 48%O

<h3>Further explanation</h3>

Given

20.0 g of calcium,

6.0 g of carbon,

and 24.0 g of oxygen.

Required

The percentage composition

Solution

Total mass of compound :

=mass calcium + mass carbon + mass oxygen

=20 g + 6 g + 24 g

=50 g

Percentage composition :

  • Ca-calcium

\tt \dfrac{20}{50}\times 100\%=40\%

  • C-carbon

\tt \dfrac{6}{50}\times 100\%=12\%

  • O-oxygen

\tt \dfrac{24}{50}\times 100\%=48\%

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