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s344n2d4d5 [400]
3 years ago
13

What is the conversion of 12.044x10^23 to a gram

Chemistry
1 answer:
postnew [5]3 years ago
6 0

Answer:

8.4g

Explanation:

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A filament of a light bulb is made from a pure sample of tungsten.
GenaCL600 [577]

Answer:

The correct options are:

1) Pure chemical substance

2) Element.

Explanation:

each of the term is explained below:

1) <u>Mixture: </u> Since tungsten is an element in periodic table thus it is not a mixture.

2) False by definition of mixture.

3) false by definition of mixture.

4) <u>Solution:</u> Tungsten in a filament is in solid form hence solution is incorrect.

5) Since it is given in the question itself that the sample is pure hence option 'E' is correct as chemical substance is a pure substance that has a homogeneous composition and the sample in the question is given as pure.

6) <u>Compound:</u> By definition of compound it is formed by mixing 2 or more elements but since tungsten is an element that occurs independently in nature hence it is not a compound.

7) Tungsten is a element in the periodic table with atomic number 74.

8 0
3 years ago
Is milk SMELLING sour a physical or chemical property? I know that milk souring is a chemical change, but the question does ment
s2008m [1.1K]
It's not chemical because it would have to react to something to change so it is physical change because it is the same thing but it just smells I hope this helped
7 0
3 years ago
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Which of the following is a step in the conversion of 2.5 hms to L?
LUCKY_DIMON [66]
Helloo

To convert to L
2.5 hm^3 * (100m/hm)^3 *1000 L/m^3 gives a volume of 2.5*10^9 L

Have a nice day
6 0
3 years ago
The si unit used to measure the amount of many tiny substances is?
Elan Coil [88]
Https://chem.libretexts.org/Core/Analytical_Chemistry/Quantifying_Nature/Units_of_Measure/SI_Units


Look for it here
6 0
3 years ago
Which of the following are saturated hydrocarbons?
Digiron [165]

Answer:

a. Alkynes (CnH2n+2) are saturated hydrocarbons.

6 0
3 years ago
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