3. Which of the following undergo chemical reactions? Describe the reactions and write their equation (i) iron and copper sulphate (ii) copper and ferrous sulphate (iii) magnesium and zinc sulphate (lv) zinc and magnesium sulphate? All Answer should be in correct way.

3. Which of the following undergo chemical reactions? Describe the rea

1.	3. Which of the following undergo chemical reactions? Describe the reactions and write their equation (i) iron and copper sulphate (ii) copper and ferrous sulphate (iii) magnesium and zinc sulphate (lv) zinc and magnesium sulphate? All Answer should be in correct way.
Answer» kese HO Explanation:The CARDIAC cycle describes all the activities of the heart through one COMPLETE heartbeat—that is, through one CONTRACTION and relaxation of both the atria and ventricles. A contraction event (of either the atria or ventricles) is REFERRED to as systole, and a relaxation event is referred to as diastole.