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stich3 [128]
2 years ago
15

Scientists use models to

Chemistry
1 answer:
telo118 [61]2 years ago
4 0
B- Predict the damages due to an earthquake
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2. HBIO3 name this acid.​
aleksandr82 [10.1K]

Answer:

Hydroxy(oxo)bismuthine oxide

3 0
2 years ago
1. Balance the chemical reaction for the production of hydrogen cyanide: __ NH3(g) + __ O2(g) + __ CH4(g) → __ HCN(g) + __ H2O(g
Solnce55 [7]
<span>2 NH</span>₃<span> + 3 O</span>₂<span> + 2 CH</span>₄<span> </span>⇒<span> 2 HCN + 6 H</span>₂<span>O
2mol                     :           2mol
34g                       :           54g
25,1g                    :           x

x = (25,1g * 54g) / 34g </span>≈ 39,9g<span>
</span>
5 0
3 years ago
What happens to the energy added during a phase change?
Ivanshal [37]

Answer:You're answer is D: it is converted to kinetic energy

Explanation:

During a change of phase, the average kinetic energy of the molecules stays the same, but the average potential energy changes. ... My interpretation is that during a phase change, the temperature remains equal, but the kinetic energy of its particles increase/decrease.

                                             LINK:

https://chemistry.stackexchange.com/questions/82163/clarification-of-kinetic-energy-during-phase-change

7 0
3 years ago
Read 2 more answers
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Alex17521 [72]

Answer:

3

Explanation:

It is based on empirical evidence

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Name 5 metals used to make the penny over the years.
Irina18 [472]
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