How many moles of KF are present in 25.1 grams of KF?
Enter your answer as a number without units. Use the format X*10^Y to enter scientific notation if necessary.
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How many moles of KF are present in 25.1 grams of KF? Enter your answer as...
How many moles of fluorine atoms are there in (3.20x1042) grams of SF4? Give your answer in scientific notation with 3 significant figures. Do not put your answer. Remember, in scientific notation you must include an exponent, even if that exponent is zero. any units in Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 Answer
In a 2.86E+1 g sample of NaHCO3, how many grams of sodium are present? Use two decimal places in atomic masses. Only give the numeric value of your answer. Don't include the units. i Respond with the correct number of significant figures in scientific notation (Use E notation and only 1 digit before decimal e.g. 2.5e5 for 2.5 x 105) In a 1.018E+2 g sample of iron(111) oxide, how many grams of iron are present? Your answer should have the...
Be sure to answer all parts. How many moles are contained in each number of grams of table sugar (C12H2,011, molar mass 342.3 g/mol)? Enter your answer in scientific notation. a. 93.0 g b. 0.0690 g mol
Be sure to answer all parts. How many moles are contained in each number of grams of table sugar (C2H,201, molar mass 342.3 g/mol)? Enter your answer in scientific notation. a. 0.800 g b. 8.40 g mol
How many moles are contained in each number of grams of table sugar (C12H22O11, molar mass 342.3 g/mol)? Enter your answer in scientific notation. a. 13.0 g b. 0.0470 g
How many moles of oxygen are in 8.9E-1 moles of CO_2 2 ? Only give the numeric value of your answer. Don’t include the units. Respond with the correct number of significant figures in scientific notation (Use E notation and only 1 digit before decimal e.g. 2.5E5 for 2.5 x 10⁵)
How many Ne atoms are present in a 2.82 L sample of Ne at STP? (Enter your answer using scientific notation. For scientific notation, 6.02 x 10^{23} is written as 6.02E23.)
Be sure to answer all parts. How many moles and numbers of ions of each type are present in the following aqueous solution? Enter your answers for the numbers of ions in scientific notation. 651 mL of a solution containing 5.56 x 1024 formula units of potassium bromide per liter mol potassium x 10 (select i ons potassium mol bromide x 10 (select ions bromide
How many moles and numbers of ions of each type are present in the following aqueous solution? Be sure to enter your answers for the number of ions in scientific notation. 1.12 mL of a solution containing 2.92 g lithium sulfate/L.
HQ3.01 Homework - Unanswered How many moles of oxygen atoms are in 9.2E-1 moles of CO2? Only give the numeric value of your answer. Don't include the units. Respond with the correct number of significant figures in scientific notation (Use Enotation and only 1 digit before decimale.g.2.585 for 2.5 x 10") Numeric Answer