C because the higher the Ph, the more basic the solution. The lower the Ph, the more acidic the solution. Ammonia is 11 and bleach is 13, so ammonia is more acidic than bleach.
Gold is better, more valuable and silver is more common and less expensive
Answer:
Red sky at night, sailors delight.
When we see a red sky at night, this means that the setting sun is sending its light through a high concentration of dust particles. This usually indicates high pressure and stable air coming in from the west. Basically good weather will follow.
Explanation:
Natural selection is the correct answer