Answer:
1
Explanation:
Oxygen is a pure substance therefore it is only made up of one kind of atom
Ice floats on the surface of water 'cause <span>ice is less dense than water.
In short, Your Answer would be Option A
Hope this helps!</span>
Answer:
oxygen and hydrogen
Explanation:
the alcohol group is known as the -OH group, which has oxygen bonded to a hydrogen
Answer: 1: The density of krypton at STP is 3.74 kg/m3 , or 0.00374 g/cm3 at STP of 0oC (273.15 K) and 1 atm
2:100.1