Answer:
False
=><em><u>Energy</u></em><em><u> </u></em><em><u>Neither</u></em><em><u> can</u></em><em><u> be</u></em><em><u> </u></em><em><u>created</u></em><em><u> </u></em><em><u>nor</u></em><em><u> </u></em><em><u>destroyed</u></em><em><u> </u></em><em><u>not </u></em><em><u>matter.</u></em>
Answer:
Explanation:
table sugar whose formula is NaCl is ionic crystalline because it is formed by the attraction of oppositely charged ions
Answer:
from,
moles,n = <u>number</u><u> </u><u>of</u><u> </u><u>particles</u><u>,</u><u> </u><u>N</u>
Avogadro constant
N = 8.27 * 6.022×10^23
N = 4.98 × 10^ 24particles.
In 8.27 moles of SiH, there are
4.98 × 10^24particles.
<u><em>There are three reasons for the establishment of a bicameral Congress</em></u>: <u>The Historical, the Practical and the Theoretical</u>.
<u><em>The theory is based on the fact that</em></u> <u>the Framers favored a bicameral Congress in order that one house might act as a check on the other</u>.
Answer:
<h3>The answer is 7.5 g</h3>
Explanation:
The mass of a substance when given the density and volume can be found by using the formula
<h3>mass = Density × volume</h3>
From the question
volume = 5 mL
density = 1.5 g/mL
We have
mass = 1.5 × 5
We have the final answer as
<h3>7.5 g</h3>
Hope this helps you