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Arte-miy333 [17]
3 years ago
5

Can someone explain this to me? 20 POINTS!

Physics
1 answer:
Anarel [89]3 years ago
3 0

Answer:What is the first law of thermodynamics and how does it relate to energy use? The first law of thermodynamics states that energy is conserved in chemical processes. ... This amount of energy that must be lost to the surroundings for the process to occur is nature's heat tax, an unavoidable cut of every energy transaction.

Explanation:

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Is the following chemical equation balanced?<br><br> MgI2 + Br2 MgBr2 + I2 <br><br> yes<br><br> no
Brums [2.3K]

Yes

Explanation:

This chemical equation:

Mg I_2 + Br_2 \rightarrow Mg Br_2 + I_2

is balanced, because the number of atoms of each element is the same on the reactant side and on the product side. In fact:

- Mg: one atom on the left, one on the right

- I: 2 atoms on the left, and 2 on the right

- Br: 2 atoms on the left, and 2 on the right

So, the reaction is balanced.

3 0
3 years ago
Read 2 more answers
a bat experts a 120 N force on a 0.134 kg baseball for 0.04 seconds. what impolse is excerted on the bat
musickatia [10]
The impulse exerted by a force F on an object in a time \Delta t is given by
I = F \Delta t
In our problem, we have a force of 120 N: F=120 N, applied to the baseball for a time of \Delta t=0.04 s. Therefore the impulse is
I=F \Delta t = (120 N)(0.04 s)=4.8 Ns
3 0
4 years ago
Buoyancy increases with the increase in the density of a) Submerged body b) Fluid​
AlekseyPX

Answer:

Submerged body

Explanation:

  • If buoyancy is greater than weight then object will float.
  • If buoyancy is less then weight then object will sink.
  • If buoyancy=weight then objects remains stable
4 0
3 years ago
PLZ HELP ME!!! 54 POINTS!!!
Alborosie

changing into farmlands

7 0
4 years ago
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THe Wilson cloud chamber is used to study the appearance of individual atoms?
bezimeni [28]

Answer:

The Wilson cloud chamber is used to study the direction, speed, and distance of charged particles. Explanation; ... The Wilson cloud chamber works by producing a super-saturated vapor, as explained by florin.

Explanation:

I hope it's help u

3 0
3 years ago
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