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A bottle of concentrated aqueous sulfuric acid is labeled 98.0% (wt/wt) H2SO4 and has a concentration of 18.0 F H2SO4.
a. What volume, in mL, of the reagent should be diluted to give 1.00 L of 1.00 F H2SO4?
b. Calculate the density of 98.0% (wt/wt) H2SO4
which mixture would not be expected to be homogeneous. pentanol and hexane, KBr and water, acetic acid and methanol, ethylene glycol and water, octane and heptane
The analysis was completed by titrating the excess acid with 11.37 mL of 0.1080 M NaOH. How many of these tablets represent a proper dose for patients whose weight is 100 lb (assume that 1 pound, lb, is 0.45 kg).
Calcium phosphide reacts with water according to the equation. Using 84.0g of Ca ?P? and 36.0g of H?O, What volume of PH? will be produced at 273 K and a pressure of 1520 torr
The IR spectrum of HCN shows three absorption bands at 3312 cm-1, 2089cm-1, and 712 cm-1. Assuming HCN is linear, assign vibrations to the three absorption bands
an unknown compound has the following chemical formula crohx where x stands for a whole number. measurements also show
what are the ground state electron configuration of the elements in period 2 of this alternate reality?
A compound composed of iron and carbon monoxide, Fe x (CO) y, is 30.70% iron. What is the empirical formula for the compound
nitrogen and hydrogen form the compound NH3 how many hooks would dalton put on the nitrogen atom to explain this compound?
Refer to the Galvanic cel below (the contents of each half-cell are written beneath each compartment):
to obtain the same antifreeze protection requires 76g of propylene glycol to replace each 62g of ethylene glycol.
An organofluorine compound has a density of 0.773 g/L at 18.5 C and 223 mm Hg pressure. calculate the molar mass of the compound
The complex formed between Cu(I) and 1,10 phenanthroline has a molar absorptivity of 7000 L cm-1 mol-1 at 435 nm, the wavelength of maximum absorption.
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