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4 years ago

What is the difference between a microscope and a stereomicroscope

1 answer:

5 0

a microscope is used to look at specimens under very high magnification .
Stereo microscopes are often used to inspect electronic components, minerals, jewelry, coins, textiles, insects and animal dissections.

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Assuming constant pressure, rank these reactions from most energy released by the system to most energy absorbed by the system,

galina1969 [7]

Answer:

The options are

A.Surroundings get colder and the system decreases in volume.

B.Surroundings get hotter and the system expands in volume.

C.Surroundings get hotter and the system decreases in volume.

D.Surroundings get hotter and the system does not change in volume.

From the Most energy released to the most absorbed , the order is

B. Surroundings get hotter and the system expands in volume.

D. Surroundings get hotter and the system does not change in volume.

C. Surroundings get hotter and the system decreases in volume.

A. Surroundings get colder and the system decreases in volume.

6 0

4 years ago

Why is zinc not extracted from ZnO through reduction using CO?

Jet001 [13]

The standard Gibbs free energy of formation of ZnO from Zn is lower than that of CO2 from CO. Therefore, CO cannot reduce ZnO to Zn. Hence, Zn is not extracted from ZnO through reduction using CO

6 0

1 year ago

In one sentence, describe the general chemical structure of carbohydrates. In a second sentence, list the major biochemical func

Brums [2.3K]

Answer:

A carbohydrate is a compound composed of molecules of carbon (C), hydrogen (H), and oxygen (O) such that its general chemical formula is $CH_2OH$ .

Biochemical functions of carbohydrates: Carbohydrates provide Stored Energy, Carbohydrates help to preserve Muscle and promote digestive health and Carbohydrates build macromolecules

Explanation:

A carbohydrate is a compound composed of molecules of carbon (C), hydrogen (H), and oxygen (O) such that its general chemical formula is $CH_2OH$ .

Biochemical functions of carbohydrates:

1. Carbohydrates provide Stored Energy.

2. Carbohydrates help to preserve Muscle and promote digestive health.

3. Carbohydrates build macromolecules

6 0

3 years ago

Power is measured in which unit?

fgiga [73]

Answer:

joules or watts

Explanation:

3 0

3 years ago

PLZ HELP ME NEED HELP

Ronch [10]

D. Since it's atomic # is 14 it has 14 electrons and it has 4 valance electrons because it is 4 over.

8 0

3 years ago