How is acid rain formed?

somone me really you

a. when nitrogen oxides react with water vapor

b. when car emissions react with sunlight

c. when acid is released by underground rocks

d. when a catalytic converter does not work righ

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.

What did justice brown’s verdict in plessy v. ferguson state?

Mrs. walter’s husband died in 2016. she has not remarried and has maintained a home for herself and her dependent son, whom she can claim as a dependent. in the summer of 2018, the son was killed in an automobile accident. what is mrs. walter’s filing status for 2018