A student prepares a 1.6M aqueous solution of trimethylacetic acid (C,H,CO,H). Calculate the fraction of trimethylacetic acid that is in the dissociated form his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits.

A student prepares a 0.28 mM aqueous solution of acetic acid (CH,CO,H). Calculate the fraction of acetic acid that is in the dissociated form in his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits. |% x10

In a 0.32 mM aqueous solution of trimethylacetic acid (C4H,CO₂H), what is the percentage of trimethylacetic acid that is dissociated? You can find some data that is useful for solving this problem in the ALEKS Data resource. Round your answer to 2 significant digits. % 0 x10

A student prepares a 0.29 M aqueous solution of propionic acid (C₂H,CO₂H). Calculate the fraction of propionic acid that is in the dissociated form in his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits. % X

Kerosene has a specific weight of γ_k = 51.1 lb/ft³ and benzene has a specific weight of γ_b = 56.2 lb/ft³. Determine the amount of kerosene that should be mixed with 8 lb of benzene so that the combined mixture has a specific weight of γ = 52.0 lb/ft³

1. The following data are from total and volatile solids tests on a wastewater. Calculate the total and volatile solids concentration in mg/L. Weight of empty dish = 68.942 g Weight of dish + dry solids = 69.053 g Weight of dish + ignited solids = 69.003 g Volume of wastewater sample = 100 mL

A student prepares a 1.2mM aqueous solution of crotonic acid C3H5CO2H. Calculate the fraction of crotonic acid that is in the dissociated form in his solution. Express your answer as a percentage. You will probably find some useful data in the ALEKS Data resource. Round your answer to 2 significant digits.

Grams of solute per 100 g H₂O 140 130 120 110 100 90 80 70 60 50 40 30 20 10 NH37 NaNO3 KCIO3. KNO3 NHẠC KCI Naci -Ce₂(SO4)3 0 10 20 30 40 50 60 70 80 90 100 6. How many grams of KCI can be dissolved in 100g of water at 80°C? 7. At 40°C, how much KNO3 can be dissolved in 100g of water? 8. At 30°C, 90g of NaNO3 is dissolved in 100g of water. Is this solution saturated or unsaturated? 9. How could you tell by looking at a solution that was saturated? 10. A vinegar brand contains 4% acetic acid by volume. If the density of vinegar is 1.05 g/ml, how many grams of acetic acid are in a 250.0 mL of vinegar? 19

A compound “X” is regulated by health Canada at 2 ug/L in drinking water (maximum allowable concentration). What will be the minimum cut-off level of your analytical method to analyze that compound “X”?  How do you determine the cut-off level of your method?

Part C: Determination of the alcohol content of unknown liquor St tiend Volume (mL) Sample ТИШТИНА 0.00% alcohol 10.0% alcohol 20.0% alcohol 40.0% alcohol 50.0% alcohol Unknown Mass (g) 1o podina ko 9.8919 9.7899 9.600 9 9.420 д % Alcohol content of the liquor_ 9.2155 9.5089 2VLELA CVOLION EAEK EVI OK DRA IVBOKY LOBAN ocen 10.00 10.00 10.00 10.00 10.00 10.00 Density (g/mL) 0.00% alcohol calculation: ися → о 0.99 во 0.99 Ino7 sm dolaW 120.00 supinubst sdi na LANG 411 be: [scordas: 0.97 0.94 in oil to notisalarisi 0.92 0.95