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Problem- What is the pH of a solution containing 0.10 M sodium carbonate? Enter your answer as a number with the appropriate number of significant figures. Use leading zeros if appropriate.
Please carry out what you can and illustrate your work so I can follow. Thanks
Calculate the change in entropy when 54 ml of hot (95 C) water is added to 90 ml of cold (5 C) water is a closed cup, given that Cp (H2O, l) = 75.5 J/molK
Calculating the concentration of the acetate ion when dissociation of acetic acid occurs in water and over varying pH conditions? I am a process engineer in wood pulping operation in which we use steam to digest hardwood chips. This is non-chemica..
Potassium hydrogen phthalate (KHP) is utilized as a primary standard acid to accurately determine the molarity of a NaOH solution via a titration. The neutralization reaction between KHP and NaOH is shown in the lab manual.
The boiling point of propylamine, CH3CH2CH2NH3, is 48 °C while that for its isomer trimethylamine, (CH3)3N, is only 3 °C. Explain the difference on the basis of the intermolecular forces
compounds like are known as chlorofluorocarbons. these compounds were once widely used as refrigerants but are now
A three-step industrial process involves both heat and work. Calculate the overall change in energy DE for the entire process, given these three individual steps.
Question- The Lyman series of spectral lines for hydrogen occurs in the non-visible regions of the electromagnetic spectrum. They arise from transitions from higher energy levels down to n=1. Calculate wavelength (nm) of the lowest energy spectral ..
For each reaction below, predict the conditions under which it is spontaneous. Circle the appropriate temperature condition: (a) H2O(g) H2O(liq) low temp high temp all temps
At equilibrium, the concentration of [H2]= 0.6 M. What is the EQUILIBRIUM concentration for [H2],[I2]and [HI]? H2(g) + I2(g) 2 HI(g) [HI] =
You need to prepare 20ml of a drug dilution of 50mg/ml from a stock solution of 2g/5ml. How many mls of diluent will be added. Can you please right it out for me, I'm not sure how to set this up.
a sample of chlorine gas occupies a colume of 711 ml at pressure of 251 mmhg. calculate the pressure of the gas in mmhg
What types of stationary phases used for column chromatography and HPLC? How these staionary phase work and what types of compounds can be separated using this?
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