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Write the elemental symbol, with charge, for when Aluminum forms an ion and tell whether it is an anion or a cation. Think about whether it gains or loses electrons.
a sample of hydrated salt of 1.15 grams znso4.xh2o is dissolved in h2o and the sulfate ion is precipitated by adding an
A solution of methanol, CH3OH, cotains 55.0 grams of methanol in 100. mL of water solution. What is the molarity of methanol in the solution?
What is the IUPAC substitutive name of the organic product formed in the reaction between cyclohexanol and phosphorus tribromide
How much CO2 is produced by a car driven 20000 miles in one year. Assume the car gets 20mi/4L of gas, gas has the chemical formula of octane, one liter of gas has a mass of .8kg, gas is completely burned to CO2 and H2O
What are the spectator ions in the solution?
Question- Assume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO2H, in enough water to make 6.00x 10^2 mL of solution and then titrate the solution with 0.133 M NaOH.
what is the solubility of O2 at an elevation of 12,000 ft where the atmospheric pressure is 0.657 atm? Assume the temperature is 25°C, and that the mole fraction of O2 in air is 0.209 at both 12,000 ft and at sea level.
A student found that her mixture was 15% NH4Cl, 20% NACL, and 75% SiO2. Assuming her calculations are correct, what did she most likely do incorrectly in her experiment?
If a cell is in a resting state, which of the following is NOT true: a. cell needs little energy b. high ATP, low ADP levels
the reaction is first order in and under certain conditions has a rate constant of 0.00752 at 20.0 . a reaction vessel
25.0 ml of a hydrofluoric acid solution of unknown concentration is titrated with 0.200 m naoh. after 20.0 ml of the
A given mass of air occupies 900 ml at one atmosphere (760 mm) of pressure. What pressure must be applied to reduce the volume to 700 ml at constant temperature
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