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SVETLANKA909090 [29]
3 years ago
13

Why is respiration considered a chemical change?​

Physics
2 answers:
igor_vitrenko [27]3 years ago
5 0

Answer:

In the oxidation of glucose, carbon dioxide and water are formed. As new products are formed of different composition and characteristics, the respiration is considered as a chemical change.

Explanation:

hope that works

Lynna [10]3 years ago
4 0

Answer:

Because the oxidation of glucose turns into carbon dioxide and water as a result of respiration. CO2 and H2O form as the final products and cannot change back into glucose, therefore it's a chemical change.

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HEY CAN ANYONE PLS ANSWER DIS RQ!!!!
Bezzdna [24]

Answer:

Negative

Explanation:

If you have to move the decimal point to the right to get the original number, the exponent will be a positive number, if you have to move the decimal point to the left to get the original number, the exponent will be a negative number.

Hope this helped!

8 0
3 years ago
What voltage indicates the voltmeter connected to the ends of a conductor, if the ammeter connected in series with this conducto
ycow [4]

Explanation:

V= Current × Resistance

V= 400mA × 5kohms

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3 0
3 years ago
A plane flying at 70.0 m/s suddenly stalls. If the acceleration during the stall is 9.8 m/s2 directly downward, the stall lasts
tino4ka555 [31]

Answer:

v = 66.4 m/s

Explanation:

As we know that plane is moving initially at speed of

v = 70 m/s

now we have

v_x = 70 cos25

v_x = 63.44 m/s

v_y = 70 sin25

v_y = 29.6 m/s

now in Y direction we can use kinematics

v_y = v_i + at

v_y = 29.6 - (9.81 \times 5)

v_y = -19.5 m/s

since there is no acceleration in x direction so here in x direction velocity remains the same

so we will have

v = \sqrt{v_x^2 + v_y^2}

v = \sqrt{63.44^2 + 19.5^2}

v = 66.4 m/s

4 0
3 years ago
What does a fossil of an ancient shark in kansas indicate?
sergij07 [2.7K]

The correct answer is:

That the land where it specifically was has been moving and that years ago that place was under water.

Explanation:

Kansas has been the cause of some of the most luxurious fossil findings in US history. The fossil record of Kansas spans from the Cambrian to the Pleistocene. From the Cambrian to the Devonian, Kansas was coated by a shallow sea.

3 0
4 years ago
Read 2 more answers
Which of the following describes when light bounces off a surface
elena55 [62]
This is the process of light bouncing off a surface reflection. 
4 0
3 years ago
Read 2 more answers
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