# 11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a...

###### Question:

11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a sugar commonly derived from corn and is 1.73 times as sweet as sucrose. Calculate the percent composition of carbon, hydrogen and oxygen in fructose. B. An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered the 5.00 moles of the material has a mass of 900 grams. What is the empirical and molecular formula of this compound? C. Determine the percent composition of each of the elements in Na3PO4 to the nearest tenth of a percent. D. Sarin is a powerful nerve agent which even in low doses results in death within one minute. It consists of C 34.29%, H 7.19%, F 13.56%, O 22.84%, P 22.11%. With a molecular weight of 140.09 g/mole what is the empirical and molecular formula?

#### Similar Solved Questions

##### What is the derivative of arctan(cosθ)?
What is the derivative of arctan(cosθ)?...
##### The figure shows wire 1 in cross section; the wire is long and straight, carries a...
The figure shows wire 1 in cross section; the wire is long and straight, carries a current of 4.31 mA out of the page, and is at distance d1 = 2.74 cm from a surface. Wire 2, which is parallel to wire 1 and also long, is at horizontal distance d2 = 5.24 cm from wire 1 and carries a current of 6.84 m...
##### E4-16 through E4-18 Recording Four Adjusting Journal Entries and Preparing an Adjusted Trial Balanc Reporting an...
E4-16 through E4-18 Recording Four Adjusting Journal Entries and Preparing an Adjusted Trial Balanc Reporting an Income Statement, Statement of Retained Earnings, and Balance Sheet and Recording Closing Entries [LO 4-2, LO 4-3, LO 4-4 and LO 4-5) (The following information applies to the questions d...
##### A 1-lb collar is attached to a spring and slides without friction along a circular rod...
A 1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. The spring has an undeformed length of 5 in. and a constant k-25 lb/ft. Knowing that the collar is released from being held at A determine, the speed of the collar and the normal force between...
##### HW 17, 5 For what values of a will the following vectors be linearly dependent? -2...
HW 17, 5 For what values of a will the following vectors be linearly dependent? -2 α 2 -1 5...
##### How do you find the volume of a region that is bounded by x=y^2-6y+10 and x=5 and rotated about the y-axis?
How do you find the volume of a region that is bounded by x=y^2-6y+10 and x=5 and rotated about the y-axis?...