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How do I calculate the concentration (molarity) using the calibration curve of absorbance vs. wavelength?
100g (water) that increases temperature from -100 degrees Celsius to 200 degrees Celsius. How much energy in a Kilo Joule is absorbed?
b) Draw a plausible structure for this compound that contains aldehyde and ketone functional groups.
Calculate w for each step and for the total process. What values for w would you calculate if the cycle were traversed on the opposite direction?
suppose that coal of density 1.5g/cm3 is pure carbon. the combustion of carbon is described by the question C(s)+ 02(g)- CO2 H= -394kJ
When 20.6 gm of methane and 39.7 gm of chlorine gas undergo a reaction that has a 73.3 % yield. What mass of CH3Cl forms. Hydrogen chloride also forms.
Why does surface complex formation with a weak acid lead to a relative maximum in the extent of surface complex formation (adsorption) at a pH which is usually near the value of -log acidity constant of the weak acid (pKHA)
How much HCl is leftover after the 20.0 mol of HCl reacts with the 12.5 mol of NaOH?
find calories and joules lost when 75.0 g of water H20 cools from 86.4 degrees celsius to 2.1 degrees celsius.
Write the mechanism for the aldol condensation of two molecules of propanal
If you dilute 21.0 mL of the stock solution to a final volume of 0.500 L, what will be the concentration of the diluted solution?
Calculate the pH of the resulting solution if 22.0 mL of 0.220 M HCl(aq) is added to (a) 32.0 mL of 0.220 M NaOH(aq). (b) 12.0 mL of 0.320 M NaOH(aq).
When 1.269 g of this compound (molar mass = 103.67 g/mol) was burned in a bomb calorimeter, the temperature of the calorimeter (including its contents) rose by 6.029 °C. What is the heat capacity (calorimeter constant) of the calorimeter
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