Author Question: The number of valence electrons that belong to the oxygens in the carbonate anion is ________. A) ... (Read 67 times)

MirandaLo · **on:** Aug 27, 2018

The number of valence electrons that belong to the oxygens in the carbonate anion is ________.

A) 15
B) 18
C) 20
D) 24

Question 2

What fact does ocean thermal energy conversion take advantage of?

A) The sun warms surface water but deep water is often much cooler.
B) Waste heat can be stored in the ocean.
C) Carbon dioxide can be treated by the warm water in the ocean and removed from the atmosphere.
D) Ocean water has a higher salinity and therefore it is converted into steam at a higher temperature.
E) none of the above