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- Write the name of each of the following substances: (W (a) (HCOO)2Ni-½H2O (b) Zn(SCN)2 (c) Ag2CrO4 (d) HIO2(aq)HNO3(aq) + Fe(OH)3(s) →Write a balanced equation for the following by inserting the correct coefficients (if a coefficient = 1, enter "1" in the provided box). Ca3(PO2() + SiO:() +C) – C(s) → CaSiO3(1) + || CO(g) + +P.()
- A chemical plant uses electrical energy to decompose aqueous solutions of NaClNaCl to give Cl2Cl2, H2H2, and NaOHNaOH: 2NaCl(aq)+2H2O(l)→2NaOH(aq)+H2(g)+Cl2(g)2NaCl(��)+2H2O(�)→2NaOH(��)+H2(�)+Cl2(�) Part A If the plant produces 1.9×106 kg1.9×106 kg (1900 metric tons) of Cl2Cl2 daily, estimate the quantities of H2H2 produced. Express your answer using two significant figures.You are told by your instructor to go to the stock room and find a bottle of the chemical K3Cl.Does such a compound exist? ExplainPredict the formula for a compound made from X+ and Y. Insert subscripts as needed. formula: XY SPECIAL ΑΣΩ (s) (1) (aq)
- (a) List four physical characteristics of a solid metal. (b) List two chemical characteristics of a metallic element.Give the chemical name of this compound: Be(ClO)21) A sample of blue crystals of copper (II) sulfate pentahydrate was heated to produce the copper(Il)sulfate tetrahydrate. (a) Write the chemical formulas of the copper(II)sulfate pentahydrate and copper(II)sulfate tetrahydrate. (b) Calculate mass percent of water in copper(II)sulfate pentahydrate (c) If 7.491 g of the copper (II) sulfate pentahydrate produces 6.951 g of the copper (II) sulfate tetrahydrate, how many grams of anhydrous copper(I1)sulfate could be obtained? (Cu=63.5 g/mol, S=32.0 g/mol, O=16.0 g/mol, H=1 g/mol)