Answer:
6 carbon atoms
Explanation:
For instance, we can say that one molecule of glucose has 6 carbon atoms, or we can say, equivalently, that one mole of glucose has 6 moles of carbon atoms
1Hz = 1 cycle per second
19 cycles / .5 seconds = 38Hz
I am not sure about this but I think it’s y
CaO is Calcium Oxide and is Ionic
Answer:
Both are only physical changes.
Actually, sewing an apron and dust settling out of air are both physical changes, as an apron could be unseweed by cutting the thread used, and when we disturb the dust particles, the dust particles will fet mixed back in the air so both are physical changes.
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