# ONLY need help with C out of part 6, and need help with B out of...

###### Question:

ONLY need help with C out of part 6, and need help with B out of Part 4. Thank you! ☺️
H2O _Mg(OH)2 + __HPO4 → _Mg 3(PO4)2 + In the reaction above (Mg = 24.31; O = 16.00; H = 1.01; P = 30.97) a) 3.498 x 100 g of H Po, will require how many moles of Mg(OH)2? b) 3.498 x 10° g of H3PO, will produce how many molecules of Mg 3(PO4)2? c) 3.498 x 100 g of H2PO4 will require how many grams of H,0? d) 9.876 x 1025 molecules of H 0 will need how many grams of Mg(OH),? e) 9.876 x 10 molecules of H20 will need how many molecules of H3PO4? 1) 9.876 x 1040 molecules of H20 and how many moles of Mgz(PC), will be made together?
4) What is the empirical (or simplest) formula of each below? a) 2.105 g of Na, 0.9455 g of P, and 1.95 g of O? (Na PO, b) 5.93 g of C, 0.455 g of H, 2.30 g of N, and 1.315 g of O? (C H, N20.)

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