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aleksandr82 [10.1K]
2 years ago
8

To make most synthetic elements, scientists use powerful machines called

Chemistry
2 answers:
Elden [556K]2 years ago
5 0
DANGOR DOLAN HAS THIS QWESTON CHECK OUT HIS CHANLL ON YOUTUBE
maxonik [38]2 years ago
3 0
Particle accelerators.
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Question 15 need this answered asap (chemistry)
Tcecarenko [31]

Answer:

80.7 L

Explanation:

PV = nRT

P = 1520 mmHg = 2 atm

n = 5 mol

R = 0.08206 (L * atm)/(mol * K)

T = 393.15 K

2 (V) = 5 (0.08206) (393.15)

V ≈ 80.7 L

8 0
3 years ago
How would I complete and balance the equation <br> Mg + Br2 &gt;
Katyanochek1 [597]
Hope this helps you.

3 0
3 years ago
how much hydrogen will be released during the interaction of potassium weighing 8 grams with hydrochloric acid
krek1111 [17]

Answer:

With an understanding of the ideal gas laws, it is now possible to apply these principles to chemical stoichiometry problems. For example, zinc metal and hydrochloric acid (hydrogen chloride dissolved in water) react to form zinc (II) chloride and hydrogen gas according to the equation shown below:

2 HCl (aq) + Zn (s) → ZnCl2 (aq) + H2 (g)

Explanation:

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4 0
2 years ago
The ____________ ___________ is the outer part of the atom?
abruzzese [7]
Possibly electron shells, t<span>he </span>electrons<span> in the outermost occupied </span>shell<span> (or </span>shells<span>) determine the chemical properties of the atom..</span>
3 0
3 years ago
1. A mixture of 3 gases (A, B, and C) has a total pressure of 240kPa. If the partial pressure of
Gala2k [10]

Answer:

78 kPa

Explanation:

The total pressure is the sum of the partial pressures:

240 = Pa + Pb + Pc

240 = 107 + 55 + Pc

Pc = 78 kPa

5 0
3 years ago
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