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What is the molality of the solution if 56g of NaCl is dissolved in 500ml of water? Density of water is 1g/ml.
sodium carbonate reacts with hydrochloric acid as shown below in an unbalanced chemical equation. what mass of co2 is
if the rate of decomposition of N2O5 at a particular instant in a reaction vessel is 4.2 x 10^-7 M/s, what is the rate of appearance of NO2
molybdenum forms a substitutional solid solution with tungsten. calculate the concentration in weight percent of
Question- So, ethlyene glycol is common automobile antifreeze. It is water soluble and fairly volatile. I need to calculate the boiling point and freezing point of a solution containing 353.5g of ethylene glycol in 2991 g water. the molar mass of ..
For the reduction of Iron(III) to Iron(II) by an applied potential starting at +300mV and stepping to a applied potential of -500mV, in a diffusion limited environment with a planar electrode, plot the charging and faradaic currents at 298K
A bar house with volume of 500 m^3, has 50 smokers in it. Each begins to smoke 2 cigarettes per hour at time t=0 hr. An individual cigarette emits about 1.4 mg of formaldehyde (HCHO).
Commercial club soda is produced by pressurizing water with 10 atmospheres of CO2. Find the value of KH for CO2 on the net or the library, and calculate how much CO2 is in 12 fl ox. glass of club soda.
Write the balanced equation for the following reactions. Use only the following descriptions: neutralization, precipitation, gaseous, combustion, synthesis, single displacement or decomposition
what compound was condensed in an adol reaction to produce (2E)-5-methyl-2-(1-methylbutyl)oct-2-enal
The insecticide DDT has a half-life in the human body of about 7 years. That is, in 7 years its concentration.( Although DDT is no longer in use in the United States).
The enthalpy of the reaction DH = -484 kJ. What is the enthalpy change (in kJ) when 1 grams of hydrogen are burned
20.0 mL of 0.250 M calcium nitrate are mixed with 25.0 mL of 0.150 M potassium nitrate. How many grams of product will form
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