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A 10.00 mL sample of vinegar is titrated with 0.5062 M NaOH and 16.58 mL is needed to reach the equivalence point. What is the molarity of the vinegar?
a. 0.8393 M
b. 8.393 M
c. 0.3053 M
d. 3.053 M
Assume you have a mixture of gases that contains 3.50 L of helium, some argon at 1.03 atm, and some neon at 27 degrees C. For which gas(es)
Using the reactions below, write out the chemical expression for the fraction of all species that would be [Sn2+] (note this form does not need to be solved for K values, just the compounds themselves).
What volume of H2O(g) is produced when 7.90 mo of C2H4 (g) reacts at STP? C2H4 (g) + 3O2 (g) ----> 2 CO2 (g) + 2 H20 (g)
if 1g of pyrrole and 1g of benzaldehyde are reacted with acid catalyst to form tetraphenylporphyrin what is the
Copper metal and zinc metal react differently in the presence of certain acids. For example, while both react with concentrated nitric acid and dissolve completely, only zinc reacts and dissolves in dilute hydrochloric acid.
What volume does the beaker hold? Use d =1.00 g/mL as the density of water answer in mL B)How much would the beaker and its contents weigh if it was completely filled with mercury?
If 0.00936 mol neon gas at a particular temperature and pressure occupies a volume of 210. mL, what volume would 0.00793 mol neon occupy under the same conditions? What mass of neon gas is required to fill a 4.44-L container to a pressure of 1.30 a..
Calculate the percent composition of copper in the hydrate CuSO4.5H2O based on atomic weight data.
Calculate the electron affinity in kJ/mol for X in the hypothetical ionic compound MX from the information given below.
Calculate the molality of methanol in a solution prepared by dissolving 75.0 mL methanol, CH3OH (density = 0.791 g/mL), in 150 g ethanol.
3-chloro-3,7-dimethyloctane undergoes a reaction in KOH/EtOH, H20 and produces products. Using one of the products, write the equations for the chemical reactions that will be used to establish alkene functional groups are present in your product.
The volume of a certain bacterial cell is 1.60 µm3. What is the volume of 105 cells in liters (L)?
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