q = mCΔT applies where C is the specific heat capacity (units of J g-1 K-1)when you are given just the heat capacity (not the specific heat capacity) C has units of J K-1 and your formula is:q = CΔTIn other words, the heat capacity that they give you in the problem alre...
0.3010 ph = 6.699 q12. what is the molarity of a solution prepared by dissolving 4g of naoh in 3l of the solution? answer: weight of naoh= 4 g molecular mass of naoh= 40 g volume of solution =3l molarity can be calculated by molarity = mass of solute / molarmass of solute x ...
Making a 1 molar solution of Osimertinib free base will requires 499.61 g solid per liter.Q: My compound is to be used for cell culture or in vivo studies, but the solubility information presented on the product insert does not allow for a low enough solvent concentration for such studies....
the change in enthalpy of a system is equivalent to the heat absorbed by the system at a constant pressure. q3. the change in enthalpy of an exothermic reaction is (a) always positive (b) always negative (c ) can either be positive or negative (d) none of the above answer: (b) ...
A: To calculate the molar heat capacity CV,m of N₂O(g) at 300K, we need to consider the contributions… Q: 6.16 Before solving the problem please also give a brief explanation of the concept or associated… A: In the given question we have to deduce the rate law for the decomposit...
As part of your job you are asked to make 1 liter of a 0.5 molar sucrose solution. How much sucrose (C12H22O11) do you need? 5. The log of 100,000 to the base 10 is . . . electrons are shared equally by two atoms. A covalent chemical bond is one in which . . . amino acids...
It is a solution that changes color according to the pH of the substance. ADVERTISEMENT ADVERTISEMENT9) What are solute, solvent, and solution in chemistry? Solute, solvent, and solution are the terms used in chemistry. Let's understand them in detail:...
50.00 mL of 0.10MHNO2(nitrous acid) was titrated with 0.10MKOH solution. After 25.00 mL of KOH solution was added, what was the pH in the titration flask? (GivenKa= 4.5 x 10–4) a.2.17 b.3.35 c.2.41 d.1.48 e.7.00 Question 22 The molar solubility of tin iodide (SnI2) is 1.28...
Assume oxygen to be perfect gas and take the (2) specific heat at constant pressure as = 0,917kj/kg K. and molar gas constant as = 8,314 j/kmol K. 11. A steam power plant operates between a boiler pressure of 48 bar and a condenser...
must be a strong electrolyte. however, if the aqueous solution of the given electrolyte conducts electricity to a small extent, then it must be a weak electrolyte. practise questions on galvanic cells q1. the conductivity cell containing a 0.001 m kcl solution at 298 k has a resistance of ...