What is due to acids formed when atmospheric and volcanic gases mix with water.
A)chemical weathering
B)mechanical weathering
C) root-pry
D)pedalfer

The correct name for n3-ion should be azide.

Adozen is 12, and your needing to calculate the weight of one medium egg, so i would do 21/12=1.75 per egg, and check your answer by doing 1.75 * 12= 21 : ) : ): ): ): ) i hoped i

C. 1s22s22p63s23p43d104s24p5

4- c, because all matter stays the same no matter what. it is still there. 5- b, because matter is known as mass. 6-c because, flammability is a chemical property. malleability is changing the shape of an object.