enriqueliz1680
19.11.2020 •
Chemistry
You decide you want to carry a boulder home from the beach. It is 20 centimeters on each
side, and so has a volume of 8,000 cm3. It is made of granite, which has a typical density of 2.8
g/cm3. How much will this boulder weigh? (NO rounding required
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Ответ:
Weight of boulder = 22,400 gram
Explanation:
Given:
Volume = 8,000 cm³
Density = 2.8
Find:
Weight of boulder
Computation:
Weight of boulder = Volume x Density
Weight of boulder = 8,000 x 2.8
Weight of boulder = 22,400 gram
Ответ:
ONE MOLE of any element has 6.023x1023 atoms of that element. Therefore 1 mole or 22.99 grams of Na = 6.023x1023 atoms of Na.
Explanation: