Answer: D. Many more people crossed the mountains and settled between the Appalachians and the Mississippi
Explanation:
It was quite difficult to cross the Appalachian mountains at the time of the American colonies which led to the colonies being confined to the east of it.
This was until the late 1700s when Daniel Boone and a team of explorers heard that a path existed through the Appalachians and had been used by natives for a long time. After discovering this ''gap'' which was then named after an English prince, many more people were able to use it to settle more to the west of the continent.
Answer:
el radius es coeficiente por que determina la expresión
Answer:
208 mg/L
Explanation:
Only Mg++ and Ca++ causes hardness not Na+
Given
Mg++ = 20 mg/L
Ca++ = 50 mg/L
= 
= 208.33 mg/L 
208mg/L
