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sattari [20]
3 years ago
8

Do gases have mass and weight?​

Chemistry
1 answer:
slega [8]3 years ago
7 0

Answer:

yes

Explanation:

they di because they have mass and wait

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Will the same solute dissolve differently in different solvents<br>plz plz plz answer this
ololo11 [35]
Answer:

It does not matter what the solute is, but Yes, the same solute will dissolve differently in different solvents.

So sorry if it’s wrong but I hope this helps
4 0
4 years ago
How many moles of cacl2 are needed to make 0.250 liters of 2.250m solution
ANTONII [103]

Answer:

.562 mol (with respect to signifigant figures)

Explanation:

to find moles we must use concentration to cancel liters.

2.250 mol/L x .250 L = .5625 mol

8 0
3 years ago
How far does light travel in 4 days
anyanavicka [17]
Light travels at precisely <span>299,792,458 metres every second (abbreviated to 3 x 10^8 metres every second but let's be precise)
There are 60 seconds in every minute (</span><span>299 792 458 x 60 = 17,987,547,480m)
60 minutes in every hour (17,987,547,480 x 60 = 1,079,252,849,000m)
96 hours in 4 days (</span><span>1,079,252,849,000 x 96 =  10,360,827,350,000m)
</span><span>Now let's convert to km to make this number (slightly) more manageable
(</span>10,360,827,350,000 / 1000 = <span>103,608,273,500km)
</span>Light travels <span>103,608,273,500km in 4 days - that's the equivalent of going around the equator of the earth 813,124 times!</span><span>

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5 0
4 years ago
Sodium + sulfur → _________________________________
yKpoI14uk [10]

Explanation:

1.) Sodium sulfur

1.2) Copper (||) chloride

1.3) Calcium oxide

1.4) Silver bromide

1.5) Zinc fluoride

1.6) Lithium nitride

1.7) Aluminum oxide

1.8) Magnesium bromide

1.9) Sulfur trioxide

1.10) Carbon dioxide

5 0
3 years ago
Read 2 more answers
What happens when gases change to plasma?
IgorLugansk [536]

Answer:. In the case of neon, it is electrical energy that pulls the electrons off.

explanation-Plasma can be made from a gas if a lot of energy is pushed into the gas. In the case of neon, it is electrical energy that pulls the electrons off. When it is time to become a gas again, just flip the neon light switch off. Without the electricity to energize the atoms, the neon plasma returns to its gaseous state.

8 0
3 years ago
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