Advantages of doing your own chemistry assignments
What are the advantages of doing your own chemistry assignments? State your comment?
Expert
This is much beneficial to do your own chemistry assignments as chemistry is a complex science which needs a lot of practice to get first-class. Attempt reading the book and doing simpler illustrations if you have trouble with more hard difficulties.
Detail the moles of HCl which are present in .70 L of a .33 M HCl solution?
Choose the right answer from following. If two substances A and B have P0A P0B= 1:2 and have mole fraction in solution 1 : 2 then mole fraction of A in vapours: (a) 0.33 (b) 0.25 (c) 0.52 (d) 0.2
Choose the right answer from following. Molar concentration (M) of any solution : a) No. of moles of solute/Volume of solution in litre (b) No. of gram equivalent of solute / volume of solution in litre (c) No. of moles os solute/ Mass of solvent in kg (
order of decreasing basicity of urea and its substituents
The solution of sugar in water comprises: (i) Free atoms (ii) Free ions (iii) Free molecules (iv) Free atom and molecules. Choose the right answer from the above.
Provide solution of this question. Increasing the temperature of an aqueous solution will cause: (a) Decrease in molality (b) Decrease in molarity (c) Decrease in mole fraction (d) Decrease in % w/w
The weight of pure NaOH needed to made 250cm3 of 0.1 N solution is: (a) 4g (b) 1g (c) 2g (d) 10g Choose the right answer from above.
A) It has been suggested that the surface melting of ice plays a role in enabling speed skaters to achieve peak performance. Carry out the following calculation to test this hypothesis. Suppose that the width of the skate in contact with the ice has been reduced by sh
what are the examples of biodegradable polymers
Superphosphate has the formula CaH4(PO4)2 H2O, what is the calculation to get the percentage of Phosphorus, I need to show the calculation. I know it is 30.9737622 u in weight and 2 atoms of the formula, but not sure how to work the calculation backwards.
18,76,764
1940560 Asked
3,689
Active Tutors
1434565
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!