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If your pipet was calibrated incorrectly so it transferred too muchsolution, the density you calculated for the liquid would tend tobe [larger,smaller] than the correct value. Why?
suppose you have 10 ml of 0.10m sucrose solution. you add 90 ml of water to the solution. do the number of sucrose
If 6.20 mol calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2) will be produced?
Calculate the wavelength, in naniometers, of the spectral line produced when an electron in a hydrogen atom undergoes
What reactions do iodide and bromide undergo when excess chlorine water is added during the test for iodide and bromide ions. In terms of ionic equilibria and solubility product theory, explain the dissolution of Ba3(PO4)2 in HC2H3O2
Rhombic sulfur turns into monoclinic sulfur, Calculate the transition temperature for this change at a pressure of 1 bar.
A gas was enclosed in a rigid-walled container. The initial temperature and pressure were 52°C and 0.55 atm, respectively. If the final pressure were 2.41 atm.
A 952 cm3 container of gas is exerting a pressure of 108 kPa while at a temperature of 48 °C. Calculate the pressure of this same amount of gas in a 1236 cm3 container at a temperature of 64 °C.
How many grams of salicylic acid and of acetic anyhydride should she use? refer to the following reaction: 2 C7H6O3 + C4H603 -> 2 C9H8O4 + H20
sodium carbonate is a reagent that may be used to standardize acids and bases in the same way that you have used khp in
A 15.0-g sample of a hydrocarbon is placed in a balloon at 1.00 atm and 25°C, and the volume of the balloon is 12.2 L. The hydrocarbon is 79.89% carbon and 20.11% hydrogen by mass. Determine the molecular formula of the hydrocarbon.
Acetic acid (C2H4O2) is weak acid. Write the equilibrium chemical equation for an aqueous solution of acetic acid. Derive the acid dissociation constant (Ka) from the chemical equation at equilibrium.
What patient issues might arise when working in an institutional pharmacy setting?
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