3 years ago

Which statements are false?

Chemistry

1 answer:

Tasya [4]3 years ago

4 0

Answer:

Answer A is wrong

Explanation:

because the temperature increases as soon as the temperature increases

Hope it helps you

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31) To extend a length of 1.00 inches, 2.54 x 10^8 average sized atoms would have to be placed in a straight line (in other word

Phoenix [80]

Answer:

Here's the conversion factor you need:

1 Kilometer = 39370 inches

So, for your question we want to go 405,696 km....

405696 km x 39370 inches/ 1 km = 15972283464 inches

15972283464 inches x 2.54 x10^8 atoms/1 inch = 4.05 x 10^18 atoms

4 0

3 years ago

A 420-N force acts on a 400-N object, and the force is from the north. In which direction will the object move?

garik1379 [7]

Answer: The object will move in the South direction.

Explanation: We are given an object of 400 N and force acting on it is 420 N from the north direction, it means the force is acting towards south.

The object will move in the direction of the net force, which is south direction.

Hence, the correct option is A.

3 0

3 years ago

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identify A and B, isomers of molecular formula C3H4Cl2, from the given 1H NMR data: Compound A exhibits peaks at 1.75 (doublet,

siniylev [52]

Answer:

See explaination

Explanation:

please kindly see attachment for the step by step solution of the given problem.

3 0

3 years ago

Sodium is a compound<br> O True<br> or<br> O False

MA_775_DIABLO [31]

Answer:

i think false.

Explanation:

tell me if this is wrong

6 0

3 years ago

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what is ( H+) and (OH-) in a healthy person's blood that has a PH of 7.50 assume that the temperature of the blood is 298 K.

AlekseyPX

pH = - log [H⁺]

pH = 7.5

$\tt [H^+]=10^{-7.5}=3.16\times 10^{-8}$

pH + pOH = 14

7.5 + pOH = 14

pOH = 6.5

$\tt [OH^-]=10^{-6.5}=3.16\times 10^{-7}$

5 0

2 years ago