What is the chemical formula for the compound commonly called ammonia? Question 1 options: a) KNO3 b) CaO c) MgSO4 d) NH3 Which of the following shows the chemical formula for the binary ionic compound calcium chloride? Question 2 options: a) CaCl2 b) Ca2Cl3 c) Ca2Cl d) CaCl H2O is the chemical formula for the compound with which common name? Question 3 options: a) water b) potash c) lime d) ammonia

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