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Ratling [72]
3 years ago
13

Which of the following statements is true?

Chemistry
1 answer:
k0ka [10]3 years ago
4 0
The second and first one but if it isn’t 2 choices then 1
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Is manganese an element compound or mixture answers?
Shalnov [3]
Manganese is an element.

Manganese is the 25th element on the periodic table. As it is an element, it means it cannot be separated or broken down into anything simpler, even by chemical methods such a electrolysis.

In additional, compound is where 2 or more elements are chemically bonded together, which usually involves heat, while mixture is where 2 or more elements or Compounds mixed together in any proportions.
6 0
3 years ago
What is 8.3 x 10^4 in standard form
Ratling [72]

Answer:

83.000

Step-by-step explanation:

8.3 × 10⁴

= 8.3 × (10 × 10 × 10 × 10)

= 8.3 × (100 × 10 × 10)

= 8.3 × (100 × 100)

= 8.3 × 10.000

= 83.000

Conclusion:

The result of 8.3 × 10⁴ is 83.000

7 0
3 years ago
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Yes. As long as the ratio of solute and solvent is same for both solution, the solution has the same concentration. for example, solution A has 2 ml of water, and 1 ml of sucrose. Solution B has 4ml of water and 2ml of sucrose. Both has a ratio of water to sucrose by 2 : 1. they have the same concentration of 50% sucrose. 
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4 years ago
what is a gas that does not react with other elements ,it glows when it is heated in a lamp or a vacuum tube, what is this eleme
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Are there any like A. B.C. D. answers?
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