Answer:
Yes
Explanation:
Some bacteria is good for you like the bacteria in your digestive system, which helps with breaking down food and keeping you healthy
When a solid forms with two solutions are mixed it is a precipitate
Explanation:
Atomic radius decreases from left to right in a period.
Therefore Calcium would have a smaller atomic size.
Answer:
D.) They often form hydroxide ions.
Explanation:
They generate hydroxide ions in water. they are soapy to touch and bitter in taste. they conduct electricity.
(all bases have hydroxide ions)
