They discovered that *elements* show increase in atomic numbers across the period.
Solvation describes the interaction of solvent with dissolved molecules.
Answer:
long toes
Explanation:
the other traits are personality related, not a biological factor. they can be learned, but not inherited
Answer:
223.5 g
Explanation:
The formula between the number of moles, mass and Mr can be used to convert moles to grams.
<em>Number of moles = mass ÷ Mr</em>
So, mass = number of moles × Mr
Mr of Li₂O = (6.9 × 2) + 16 = 29.8
∴ Mass = 7.5 × 29.8 = <u>223.5 g</u>
Answer:
False
Explanation:
There is a water cycle wherever there is water. If it is cold, the water cycle will just be very slow.
