Dung dịch X chứa x mol OH-; 0,04 mol M2+ và 0,03 mol K+
1. Cô cạn X thu được 4,64 gam chất rắn khan. Xác định giá trị của x và
M .
2. Cho X tác dụng với 0,05 mol dung dịch Ca(HCO3)2. Tính khối lượng
kết tủa thu được

Drag each label to the correct location on the image. g organisms adopt different strategies and structures to make sure their offspring it uses. herds young into center of group produces many offspring at once to protect against high predation risk protects offspring until environmental conditions are ideal for growth coo b 13 1994 7 odos si . an . i

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they