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A reaction produced 52.1 g of kcl how much o2 was produced in grams? Multiply matrices A and B of any sizes legally (no size compatibility requirment). What kind of matrix multiplication am I? If 5sinθ = 3 determine the value of:
1. cos (θ-360)
2. Tan (squared)θ
3. Sin θ x cos θ (all divided by cos (squared θ)? What about oxidation reaction charge? If you started with 3.60g of Copper and reacted it with an excess of nitric acid what mass of copper hydroxide would you expect to recover?