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Sladkaya [172]
3 years ago
5

Someone plz help me

Chemistry
2 answers:
34kurt3 years ago
7 0

Answer:

maybe falling

Explanation:

Air is a force so its probably pushing down the object then making it fall

Step2247 [10]3 years ago
4 0

I think <em>all objects</em>? Not entirely sure.

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13 Compared to the physical and chemical properties of the compound NO2 the compound N2O has(1) different physical properties an
Inga [223]
Because NO2 and N2O are two distinguished substances, they both have (1) different physical and different chemical properties.
Hope this helps~
5 0
3 years ago
How many grams of potassium chloride (KCI) are needed to prepare 0.750 L of a 1.50 M solution of potassium chloride in water?​
dedylja [7]
KCl: 74.5g/mol

Molarity = mol/Liters
Since you are given 0.750L and 1.50M, we can plug it into the molarity formula and solve for moles.

1.50M = x mol/0.750L
X = 1.125 moles of KCl needed

You asked for grams so let’s convert the moles of KCl to grams:

1.125 mol x (74.5g/mol) = 83.8g KCl
8 0
2 years ago
Which of these elements has the highest first ionization energy?
julia-pushkina [17]

Answer:

Cesium (Cs)

Explanation:

This eliment has an ionization energy of 3,8939

6 0
3 years ago
When a negatively charged object moves in the opposite direction of an eletric field the potential energy of the object....
Natalija [7]
I would say C Inscreases

4 0
3 years ago

SSSSS [86.1K]

Answer:

pH is the number given to a substance of how powerful it is before 7 or beyond 7.

the solution is an acid.

Explanation:

Pls mark BRAINLIEST

7 0
3 years ago
Read 2 more answers
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