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anzhelika [568]
3 years ago
13

Help me out here please???

Chemistry
2 answers:
san4es73 [151]3 years ago
5 0

Answer:

A

Explanation:

WARRIOR [948]3 years ago
3 0

Answer:

B

Explanation:

In a chemical reaction, the number of each element should be equal on both the reactant and product side.

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What is an example of a risk management strategy
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Answer:

Risk management can be described as the identification and evaluation of certain risks beforehand and the appropriate steps that can be taken to avoid the problematic situations. Risk management is the forecasting of certain risks and the plans made to resist or overcome these risk situations.

An example of a risk management strategy can be a pet owner understanding that he'll have to make major payments for the health of the pet or will have to pay vet bills. In order to save money, the pet owner decided to go for pet insurance beforehand so that any problematic situation can be avoided.

8 0
3 years ago
If metal ions in a solution were reduced, what would you expect to see?
marysya [2.9K]

Answer:

Solid metal

Explanation:

The reduced form of metal ions is the metal in elemental state (simple substance). So, if you have a solution with metal ions and they are reduced, you probably will see the deposition of the metal. For example: if you have a solution with sodium ions (Na⁺), and the ions are then reduced, you will see the aparition of a solid phase of metallic sodium (Na(s)), according to the following half-reaction:

Na⁺ + e- → Na(s)

8 0
3 years ago
Which of these resources isn't renewable: Sunlight Water Wind Metal
Naddik [55]

Answer:

Explanation:

metal

8 0
3 years ago
Read 2 more answers
Amy is asked to determine the chemical composition of an unknown liquid sample. She determines that the sample is negative for p
Dmitry_Shevchenko [17]

Answer:

Amy can apply the Tyndall Beam effect ,by shining a beam of light through the sample solution.

Explanation:

The chemical test for starch is add iodine solution to the tested sample which is yellow/brown and observe the color change to blue/black color. However, the physical test to distinguish simple sugars from starch is the shine a beam of light through the sample solution. Because that sample solution contained no simple sugars, then the presence of starch in the solution will be indicated by dispersal of light because the large starch molecules are enough to affect the light.

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4 years ago
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