Chemistry, 28.06.2020 22:01 sairaanwar67
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A student makes a standard solution of potassium hydroxide by adding 14.555 g to 500.0 mL of water.
Answer the following questions, being sure to include units and remember sig figs. Show your work.
—- a. What is the concentration of this standard solution?
—- b. If the student pours out a 15.6 mL sample of this solution, how many moles of sodium hydroxide
does the student have in the sample?
Answers: 3
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The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
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In a chemical reaction, the final amount of the products is determined by the a. universal gas law b. law of definite proportions c. air pressure d. temperature e. none of the above me
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Will give BRAINLIEST
A student makes a standard solution of potassium hydroxide by adding 14.555 g...
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