Question

b. Write of HCI balance the equation for the sodiu Hicarbonate reaction using SO. in place NaCO3 + H₂SO4 - Na SD4+ H2O + CO2 is above if 2. What is the theoretical mass of product formed in the reaction in Question 1.50 g of sodium carbonate is used to start with? 3. What is the theoretical mass of product formed in the reaction in Question 0.60 g of sodium bicarbonate is used to start with? above if 4. Victoria started with 0.56 g of potassium chlorate, KCIOs, and decomposed it with heat according to the following unbalanced equation. What is the mass of oxygen that she obtained? (The MnO is the catalyst Mno KCIOS (s) + heat- KCI (s) + Os (g) 1814-YEAR 2019-000
please help on 2-4

Answer 1

Sodium Casbonate Sodium Bicasbonate NeHCo3 Na, Co3 tHSo Na, Soy +cat0 fiom Equation Na, so, (fsoduct) moles moles of N92C3 Given Mass moles 4NaCo3 Molas Mass S8 mole moles 4 Na, So ooduct) 15 mole

mass Na,SO Cfooduct) 1S lo6 -5142 lob mass Na SO Cooduct) 2:019 Naz So c to 2NaHCo3 H2S4 fiom Eqyction moles 4Na S (roduct) moles of Na H CO3 2. moles NaH Co2 Given Mass Molas Mass 0-6 9 mole
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moles d Naz So (fooduct) 0-6 mole 84 Ma sa mass NaSO Cooduct) O- 142 X mass NaSo, (Aooduct) A 2KC3 Mnor 2KC) 302 from Eqation Moles O2 moles d kCi3 2. hiven Mass moles 4 kCio3 Molax Mass O.56 9mole (22.S a

O.56 mole moles scio3 122.5 3 moles d kCl03. Moles Oz 2 moles d02 3 x o-56 moles 122.5 mass cb 0, 3x o-56 moles x Moz 122.5 mass cb 02 3 x -56 moles 32. 122.5 Mole mass b 020.211