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Question- What is the alkalinity (expressed in mg/L as CaCO3) of a solution containing 0.01 M HCO3- and 0.02 M CO32- at a pH of 10.6
Please show me how work it out above problem
a robust first grader goes for swimming lessons three times a week and he enjoys it thoroughly. during the first week
The burning of 80.3 g of SiH4 at constant pressure gives off 3790 kJ of heat. Calculate ?H for this reaction.
Calculate the molality of a solution of NaCl if 4.0 kilograms of solution contains 32.0 moles of sodium chloride.
Explain the order of elution you would observe while performing gas chromatography during an elimination/dehydration process on 2-butanol. What property of the product molecules seems to be the most important in determining the relative retention ..
Potassium hydrohen phthalate, KHC8H4O4, functions as monoprotic acid. If a 1.46 g sample of impure KHC8H4O4 requires 34.3 ml of 0.145 M NaOH
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calculate the amount of heat kcal released when 50.0g of steam at 100 degrees celcius hits the skin condenses and coos
how many grams of K2SO4 would you need to prepare 1500g of 5.0% K2SO4 (m/m) solution?
A current of 0.600 A is passed through a cell for 5min and 30 s. How much charge (in C) was trasferred? How many electrons were transfered
The total molarity of acid and conjugate base in this buffer is 0.100 . A student adds 6.40 of a 0.340 solution to the beaker. How much will the pH change? The of acetic acid is 4.760.
What is the mass percentage of iron in a sample if titration of 1.2284g of the sample requires 57.91 mL of .1018M of Ce(NH4)2(NO3)6 for complete reaction?
Calculate the VOLUME (mL) of liquid H2O formed if the reaction goes to completion and you condense the water vapor.
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