endothermic means it absorbs energy while exothermic means it releases energy. remember this.
Answer:
since ionic bonds, bonds that are charged, have very high boiling points, then the water would have a higher boiling point because it has a slight charge whereas carbon dioxide is stable.
Explanation:
Answer:
<h2>Density = 8.96 g/cm³</h2>
Explanation:
The density of a substance can be found by using the formula

From the question
mass of copper = 89.6 g
volume = 10 cm³
Substitute the values into the above formula and solve
That's

We have the final answer as
<h3>Density = 8.96 g/cm³</h3>
Hope this helps you
Answer:
1 and 3
Explanation:
The vertical columns (groups) of the periodic table are arranged such that all its elements have the same number of valence electrons. All elements within a certain group thus share similar properties.