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Why are three different modes of energy (translational, rotational, and vibrational) present in a gas?
suppose that a fully charged lead-acid battery contains 1.50 of 5.00. what will be the concentration of in the battery
benzene and toluene form essentially ideal solutions. a particular mixture that consists of two moles of benzene and
Table salt contains 39.33 of sodium per 100 of salt. The Food and Drug Administration (FDA) recommends that adults consume less than 2.40 of sodium per day. A particular snack mix contains 1.19 of salt per 100 of the mix.
A student weighs out 0.675g of KHP (molar mass = 204 g/mol) and titrates to the equivalence point with 36.78 mL of a stock NaOH solution. What is the concentration of the stock NaOH solution? KHP is an acid with one acidic proton.
Consider the system: CaCO3(s) saturated in 1.0 M H4NCl. Analyze this system by appropriate K, MB, and CB consideration in order to calculate pH and s(CaCO3). Assume volume stays 1L.
What is the pH of the resulting hydrochloric acid solution and 0.40 g of hydrogen chloride (HCl)is dissolved in water to make 6.0L of solution
Explain what is the concentration of a 250.0mL solution that contains 25.0 g of Copper (II) Chloride
Determine the vibrational modes that are optically active and determine which are Raman and IR active for CCl4, CHCl3 and CDCl3
What is the volume occupied by one mole of helium at 0°C and 1 atm pressure?
When the substance is dissolved in a 1.20x10-3 M solution of HA, the catalyzed rate constant was found to be 3.20x10-5. Calculate the dissociation constant, Ka, of HA.
Acetylene (C2H2) can be produced from the reaction of calcium carbide (CaC2) with water. Draw the localized electron orbital model (hybridized orbital model) for the acetylide anion (C22-), showing ?, ?, and lone pair electron orbital.
a piece of lead is placed into a graduated cylinder. the level of the liquid rises from 235 to 305 ml. what is the mass
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