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tensa zangetsu [6.8K]
3 years ago
12

What is the value of the activation energy of the uncatalyzed reaction in reverse?

Physics
1 answer:
alexgriva [62]3 years ago
5 0
It would be: Activation Energy = 300 KJ

Hope this helps!
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Four model rockets are launched in a field. The mass of each rocket and the net force acting on it when it launches are given in
kondor19780726 [428]

Answer:

Rocket 2 has highest acceleration.

Explanation:

Net force,

F = mass (m) × acceleration (a)

We have,

m₁ = 4.25 kg and F = 120 N

a_1=\dfrac{F_1}{m_1}\\\\a_1=\dfrac{120}{4.25}\\\\a_1=28.23\ m/s^2

m₂ = 3.25 kg, F₂ = 120 N

a_2=\dfrac{F_2}{m_2}\\\\a_2=\dfrac{120}{3.25}\\\\a_2=36.92\ m/s^2

m₃ = 5.5 kg, F₃ = 120 N

a_3=\dfrac{F_3}{m_3}\\\\a_3=\dfrac{120}{5.5}\\\\a_3=21.81\ m/s^2

m₄ = 4.5 kg, F₄ = 120 N

a_4=\dfrac{F_4}{m_4}\\\\a_4=\dfrac{120}{4.5}\\\\a_4=26.66\ m/s^2

Hence, it can be seen that the highest acceleration is of rocket 2.

7 0
3 years ago
What is the interaction between surface water and groundwater in a watershed?
Rashid [163]

Answer:

Groundwater occasionally discharges into surface water and then, they flow together as a body of water in a watershed.

Explanation:

According to www.mbgnet.net A watershed describes an area of land that contains a common set of streams and rivers that all drain into a single larger body of water, such as a larger river, a lake or an ocean.

Therefore, when groundwater discharges into a body of surface water, for example a stream, the stream just like several other streams in a watershed would flow into a larger body of water.

3 0
4 years ago
What changes might you expect to see in the earth's general circulation if the earth's rotation were in the opposite direction?
Nonamiya [84]
With the earth’s current rotation, the major pressure systems of the general circulation can be correlated with the increase and decrease of air. When there is a considerable amount of air, precipitation will become present on a large scale. When there is less air, then there is an increase in chances of an area becoming dry. According to our textbook, a decrease in air on the eastern margin (west coast) creates a subsidence inversion. This causes dry weather. On the western margin (east coast) the humidity in the air rises, condenses and creates rain fall. So if the earth were to rotate in the opposite direction, we could possibly expect weather on the west coast to produce more rain and the weather on the east coastto become dry.
-I hope this helped!
8 0
3 years ago
What is the total force acting on the ball in the diagram? How would you describe its velocity?
KonstantinChe [14]

Answer:

Velocity formulae should be used in order to know the answer

8 0
3 years ago
Read 2 more answers
Kramer goes bowling and decides to employ the force of gravity to "pick up a spare." He rolls the 8.00 kg8.00 kg bowling ball ve
RUDIKE [14]

Answer:

F = 3.6\times 10^{-8} N

Explanation:

Given data:

mas of bowling ball 8.00 kg

centre to centre distance is 0.200 m

second mass of bowling 2.75 kg

we know that

F = \frac{GmM}{D^2}

Where is G is gravitational constant = 6.674\times 10^{-11}

F = \frac{6.674\times 10^{11} \times 8 \times 2.5}{0.2^2}

F = 3.6\times 10^{-8} N

5 0
3 years ago
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