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Question- Give the name and formula of the compound whose molecules consist of two iodine atoms and seven oxygen atoms. (Type your answer using the format CO2 for CO2.)
Thank you! My final is tomorrow and I am in desperate need!
A typical vitamin c tablet (containing pure ascorbic acid, H2C6H6O6) weighs 500 mg. one vitamin c tablet is dissolved in enough water to make 200.0 mL of solution. calculate the pH of this solution. Ascorbic acid is a diprotic acid.
Problem- 1) Determine the %KHP in an unknown sample (mass = 645 mg) that required an average of 15.27 mL of 0.0988 M NaOH to reach the endpoint. Show calculations.
Make the 3 polynomial functions a0, a1+b1x, a2+b2x+c2x^2 orthonormal in the interval -1
Values of the rate constant for the decomposition of N2O5 at four different temperatures are as follows: Determine the activation energy (I got this step right, Ea = 101.15 kJ/mole)
What are the effects of temperature, molarity, surface area, nature of the reactants, and the presence of a catalyst on the reaction rate of Zn(s)+2HCl(aq)-> ZnCl2(aq)+ H2(g)
Dry ice is solid carbon dioxide. A 1.87g sample of dry ice is placed in an evacuated 4.03 L vessel at 22 degrees C. Calculate the pressure inside the vessel after all the dry ice has been converted to CO2 gas
a 0.0750 m solution of a monoprotic acid is known to be 12.4 ionized. what is the ph of the
The freezing point of pure benzene is 5.48 degrees Celcius, and Kf for benzene is 5.12 degrees C/m. Calculate the molar mass of the unknown compound.
Draw additional molecules of sulfanilamide and hypothesize the intermolecular interactions that are most important for providing a stable and selective crystal structure
If all the energy obtained from burning 1.16 pounds of propane is used to heat water, how many kilograms of water can be heated from 24.8 degrees celsius to 43.6 degrees celsius
at atmospheric sample is composed of nitrogen oxygen argon water vapor and trace other gases. if the partial pressure
Florine is so reactive that it forms compound with material insert to other treatment when 0.448gm of plantinum is heated in florine, 0.71gm of dark red, volatile solid forms. What is emperical formula
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