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Question- The following ions contain the same number of electrons. Rank them in order of decreasing ionic radii.Ba2+, I-,Cs+,Sb3-,Te2-, La3+Please provide the detailed solution
Calculate the Ka value of a 0.2 M solution of the monoprotic acid, propionic acid, CH3CH2CO2H. The measured pH is 2.44.
Find the energy of a photon of light if the wavelength of the light wave is 6.88 x 10-7 m.
When 1717 J of heat energy is added to 40.0 g of ethanol, C2H6O, the temperature increases by 17.5 °C. Calculate the molar heat capacity of C2H6O.
Cd2+, Co2+ is saturated with H2S at a pH of 3.00. Which metals form a sulfide solid? [H2S]sat=0.10 and Ka1= 1.3e-7 and Ka2=8.5e-14
For each hydrocarbon, determine the percentage of hydrogen by mass. By comparing your answers for parts (b) and (c), propose a relationship between hydrogen content and fuel value in hydrocarbons.
The heat of fusion of water is 334 J/g, and the specific heat of water is 4.18 j/g degrees C. How many joules of heat are released when 20.0 g of water at 30.degrees C is cooled to 0.0 degrees C and frozen to ice at 0.0 degrees C.
The sodium hydroxide solution was prepared by dissolving 10.00 g of solid NaOH in sufficient water to form 200.00 mL of solution. If the equivalence point was reached after the addition of 23.50 mL of the NaOH solution, what is the molarity of HNO..
predicting membrane protein topology from sequence you have cloned the gene for a human erythrocyte protein which you
What is the average rate of appearance (in mol/L.s) of water vapor over the same period of time? A) 8.16 B) 9.52 C) 12.92 D) 17.53
Calculate the molality, molarity and mol fraction of a 25.4% (by mass) aqueous solution of phosphoric acid (H3PO4). in one litre of solution.
Use the Henderson and Hasselbalch equation to calculate the pH of a buffer solution that is 0.45 M in NH4Cl and 0.15 M in NH3
Determine Qc if the following amounts (in moles) of each component is placed in a 10.00 L container.
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