5.REY20.100 M HCOOH HCOO] Etri (K = 1.7 x104.(2) 3.1 x103M(3) 2.1 x10 M1 x 10 M

5.REY20.100 M HCOOH HCOO] Etri (K = 1.7 x104.(2) 3.1 x103M(3) 2.1 x10

1.	5.REY20.100 M HCOOH HCOO] Etri (K = 1.7 x104.(2) 3.1 x103M(3) 2.1 x10 M1 x 10 M
Answer» tion:construct construct a quadrilateral ABCD in which a b is equal to 4 centimeter DC's equals to 3 centimeter CD is equals to 4 centimeter ad is equals to 3 centimeter and DIAGONALLY aC is equal to 5 centimeter major diagnose ADD is it equal to AC major ANGLE a