<h2>
Answer: 4.94 g </h2>
Explanation:
Mass of solution of Na₃PO₄ = volume × density
= 35.9 mL × 1.10 g/mL
= 39.49 g
Now, since the solution only contains 12.5% Na₃PO₄, then the mass of Na₃PO₄ is 12.5% of 39.49 g
12.5% × 39.49 g = <u>4.94 g </u>
Answer:
Balanced equations and mole ratios
In general, mole ratios can be used to convert between amounts of any two substances involved in a chemical reaction.
Explanation:
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Answer:
adjusting the air mix by rotating the barrel and adjusting the gas with the needle valve to obtain a flame of suitable height and intensity
