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hammer [34]
3 years ago
8

A system which allows both mass and energy to flow into the surroundings is called

Chemistry
1 answer:
ICE Princess25 [194]3 years ago
7 0

Answer:

An open system can exchange both energy and matter with its surroundings. The stovetop example would be an open system, because heat and water vapor can be lost to the air.

Explanation:

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Burka [1]
C. Tetraphosphorus trisulfide
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3 years ago
Temperature is an example of a categorical variable a quantitative variable either a quantitative or categorical variable neithe
ludmilkaskok [199]

Answer: Temperature is an example of a quantitative variable

Explanation:

A quantitative variable is defined as :

  • A variable that can assume a numerical value .
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  • It is further classified into two types : interval scale and ratio scale.

Temperature comes under interval scale , because interval scale has no zero point.

For example : A 0° C Celsius does not interpret that there is no temperature.

Therefore , Temperature is an example of a quantitative variable.

Hence, the correct answer is "quantitative variable"

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3 years ago
Someone said that we can not use sulfric acid to prepare PbSO4 .
Delvig [45]

Answer:

A. we can use sulfuric acid to prepare PbSO4

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chubhunter [2.5K]
Closer=Burn
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3 0
4 years ago
Formed when an amine is combined with a carboxyl group
alekssr [168]
Hello.

The answer is C.Amine

When an amine is combined (reacted) with a carboxyl group, an AMIDE + water is formed, and if you carry on heating under a vacuum, an imidazoline is formed.


Have a nice day
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3 years ago
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