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19.8 mL NaOH is required to titrate 0.6013g of potassium hydrogen phthalate. How many mL NaOH required to titrate 25 mL 0.10 M HCL solutions
Give the name and formula for the acid derived from each of the following anions. (Type your answer using the format CO2 for CO2.) (a) perchlorate (b) NO3- (c) bromite (d) F -
Write a balanced chemical equation for the standard formation reaction of gaseous hydrogen cyanide
the solubility product constant for MgF2 is 6.4 × 10-9. How many grams of MgF2 will dissolve in 150 mL of H2O at 25°C?
The reaction of 2,2-dimethyl-1-propanol with HBr is very slow and gives 2-bromo-2-methyl-propane as the major product.
Saturated steam at 1 atm condenses on a vertical plate which is maintained at a temperature 99 C. If the rate of heat transfer by condensation is 180 KW, determine the rate at which the condensate drips off the plate at the bottom.
Explain how do you compute the minimum volume of H2O(water) required to dissolve NaCl( sodium chloride) of 500 grams in H2O( water) at the temperature of 100 degree celsisu?
An organic compound X contains C, H, and O. A 16.69 g sample of X underwent combustion analysis, leading to the production of 44.71 g CO2 and 10.99 g H2O. What is the emperical formula of the compound?
When 35.6 L ammonia and 40.5 L oxygen gas react at STP, NO(g) and water are produced. How many grams of NO(g) are produced assuming 100% yield?
A dioxin-contaminated water source contains 0.081% dioxin by mass. How much dioxin is present in 4.2 L of this water (Assume that the density of the solution is 1.01 g/mL.)
Measurements also show that a certain sample of the unknown compound contains 6.9 mol of oxygen and 2.32 of chromium
What is the molecular formula of a gas that has a density of 1.88 g/L at STP? this is not the actual numbers but it would be nice to know how to do this.
About how much phenacetin will remain dissolved when the water calculated (94ml) is cooled to room temperature
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