3 years ago

1:04 here dims its too short write at least 20 characters

Physics

1 answer:

kap26 [50]3 years ago

3 0

Answer:

Did you know that turtles can breathe through their butts?

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Which statement describes the effects of forces on an object

lukranit [14]

Answer:

Sorry this isn’t going to be any help. You don’t have any statement that I’m able to see.

Explanation:

8 0

3 years ago

3. A block falls from a table 0.6 m high. It lands on a vertical spring which has a spring constant of k= 2400 N/m.

goldfiish [28.3K]

<h2>SOLUTION :-</h2>

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2 years ago

A mole is defined as the number of atoms in an exact mass of which isotope?

alisha [4.7K]

Answer:

Isotope of carbon-12.

Explanation:

The MOLE is a unit of measurement of the amount of a pure substance which contains exactly the same number of chemical units which could be (Atoms, molecules etc.) posses atoms in exactly $12$ grams of isotope of carbon-12 (i.e., $6.022\times 10^{23}$ ).

So, The mole is the Notation used for an amount $6.022\times 10^{23}$ as same the 12 number is used for dozen for making count of Bananas and many more.

The $6.022\times 10^{23}$ is known as the fundamental constant names Avogadro's number ( $N_{A}$ ), It is in the honor of Italian scientist Amedeo Avogadro.