Answer:
Measure the volume of water poured into a graduated cylinder, then place the object in the water and remeasure the volume. The difference between the two volume measurements is the volume of the object. Now simply divide the mass by the volume to calculate the density of the object.
Answer:

Explanation:
Hello there!
In this case, considering the Avogadro's gas law, which treats the volume and moles in a directly proportional way via:

Which can be solved for the final volume, V2, as shown below:

Thus, by plugging in the given data, we obtain:

Regards!
Energy is not created or destroyed due to the law of Conservation of Energy. Hope this helps!
Answer:
the mass of a tree is primary carbon
Explanation:
<u>the</u><u> the carbon comes from carbon dioxide during photosynthesis</u>
Answer: 5. Determine the number of atoms that are in 0.58 mol of Se. 0.58molo se x 6.02x1020 g tors Se - 3.5X1023 atoms Se 1 mol of Se 6.
Explanation: