Answer:
C
Explanation:
Characteristics used to classify stars include color, temperature, size, composition, and brightness.
H
Since K stands for potassium, C stands for Carbon and O stands for Oxygen
Answer:
please the answer Is false
Of course, at STP, dioxygen is a gas, but 10.0 g is still 10.0 g. We could calculate its volume at STP, which is 22.4 L × its molar quantity, approx. 8⋅L . There are 1.51×1023molecules O2 in 10.0 g O2 .
