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1. How many grams of salt would be in 140.0 ml of a 10.5%(wt/vol) solution of the salt?
2. What would be pmm concentration of a solution of 0.000775 mol of sodium chloride in 1250 ml of solution? (Molecular weight of sodium chloride is 58.5)
Suppose a hydrogen-oxygen fuel-cell generator was used to produce electricity for a house. Use the balanced redox reactions and the standard cell potential to predict the volume of hydrogen gas (at STP) required each month to generate the electric..
dissolved .31 grams of khp in 25 ml of water and it required 15.5ml of naoh to reach end of titration how many moles of
In the following experiment, the water in the glass is stirred by slowly lowering a weight (m=3kg) through a series of pulleys. If the 3kg weight is lowered 10m, the stirrer spins, but eventually all of the kinetic energy of the stirrer is turned ..
what is the pressure exerted onto the closed end of an apparatus if the atmospheric pressure is 720 torr and the height
consider the following reaction3caco3 2fepo4 ca3po42 fe2co33a which of the following reagents is the limiting
A gas occupying a volume of 155 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm. What is its final volume
tincture of iodine is i2s dissolved in ethanol c2h2oh. a 1 solution of tincture of iodine is 10.0g of solute for 1000g
the dipole moment of CD^3F is 1.858 D, which is more electronegative, hydrogen or deuterium?
Oxalic acid is a diprotic acid (H2A) which can be used as a primary standard. If it takes 33.6 mL of a solution of NaOH to neutralize 2.118 g of a oxalic acid, what is the molarity of the sodium hydroxide. MM(Oxalic acid) = 126.07g
The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the center of the nucleus. Additional quantum numbers exist to quantify the other characteristics of the electron
You have a solution of sodium nitrate containing 140g at 65 degrees Celsius. Is the solution saturated, unsaturated, or supersaturated.
solve the given problem while considering that the rate coefficients for initiator dissociation propagation and
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