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JulsSmile [24]
2 years ago
12

What temperature is absolute zero? OA. 0°C OB. OK O C. 0°F D. O molecules

Chemistry
1 answer:
Andreyy892 years ago
3 0

Answer: 0 K

Explanation:

This is a fact - absolute zero is defined as 0 degrees Kelvin.

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PLEASE HELP ME!!!! Brainiest to the first person to get it right
Nastasia [14]

<em>A: Endoplasmic Reticulum, Chloroplasts </em>

Hoped this helped have a nice day

5 0
3 years ago
Read 2 more answers
Scientists often investigate alternative explanations for the data and observations presented, even once a hypothesis has been t
worty [1.4K]

Answer:

Explanation:

its 2

8 0
3 years ago
What temperature would 3.54 moles of xenon gas need to reach to exert a pressure of 1.57 atm at a volume of 34.6 l
ira [324]

Answer:

186.9Kelvin

Explanation:

The ideal gas law equation is PV = n R T

where

P   is the pressure of the gas

V   is the volume it occupies

n  is the number of moles of gas present in the sample

R  is the universal gas constant, equal to  0.0821 atm L /mol K

T  is the absolute temperature of the gas

Ensure units of the volume, pressure, and temperature of the gas correspond to R ( the universal gas constant, equal to  0.0821 atm L /mol K )

n = 3.54moles

P= 1.57

V= 34.6

T=?

PV = n R T

PV/nR = T

1.57 x 34.6/3.54 x 0.0821

54.322/0.290634= 186.908620464= T

186.9Kelvin ( approximately to 1 decimal place)

5 0
3 years ago
1. It has been suggested that pain results from a change in the pH of solutions that surround nerves in the body.
Akimi4 [234]

Answer:

See Explanation

Explanation:

According to the question, it is established that the pain caused by a lot of insect bites owes to the acidity of the insect bites.

If this is true, then there is an urgent need to neutralize the acidic insect bite using a basic substance.

Hence the pH of the creams used to treat insect bites should be basic(having a high pH).

2. The compound methene can not exist because it is supposed to be derived from the alkane called methane which contains only one carbon atom.

In order to form an alkene, there must be a double bond between two carbon atoms. This is not possible because there is only one carbon atom in the hypothetical methene. Hence,  a compound named methene cannot exist.

3 0
3 years ago
4. A student was not sure that she accurately recorded the final temperature of her melting point sample. Therefore, she decided
Mumz [18]

Answer:

AWF DSF

Explanation:

W AFSDDDDDDDDD

3 0
3 years ago
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