If 500 ml of a 5m solution is diluted to 1500 ml, what will be the molarity of the solution obtained

Q.

If the concentration of glucose (C6H12O6) in blood is 0.9gL1, what will be the molarity of glucose in blood ?

(a) 5 M (b) 50 M (c) 0.005 M (d) 0.5 M

Q.

Which of the following reactions is not correct according to the law of conservation of mass ?

(a) 2Mg(s)+O2(g)2MgO(s)

(b) C3H8(g)+O2(g)CO2(g)+H2O(g)

(c) P4(s)+5O2(g)P4O10(s)

(d) CH4(g)+2O2(g)CO2(g)+2H2O(g)

Q.

How many significant figures should be present in the answer of the following calculations ?

2.5×1.25×3.52.01

Q.

If the density of a solution is 3.12g mL1, the mass of 1.5 mL solution in significant figures is .......

(a) 4.7 g (b) 4680×103g (c) 4.680 g (d) 46.80 g

Q.

Match the following physical quantities with units.

Physical quantityUnitA.Molarity1.g mL1B.Mole fraction2.molC.Mole3.PascalD.Molality4.UnitlessE.Pressure5.mol L1F.Luminuos intensity6.CandelaG.Density7.mol kg1H.Mass8.Nm19.kg

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What will be the molarity of a solution which contains 5.85 g of NaCl per 500 ml?

What will be the molarity of a solution, which contains 5.85g of NaCl(s) per 500mL? UPLOAD PHOTO AND GET THE ANSWER NOW! Solution : `"Molarity"=("Moles of the solute")/("Volume of solution in L")=(5.85//58.5)/(0.500L)="0.2 mol L"^(-1)`.

What will be the molarity of a solution?

Definition: Molarity of a given solution is defined as the total number of moles of solute per litre of solution.

Which of the following solutions have the same concentration?

<br> Reason: Solution which have the same osmotic pressure at the same temperature are known as isotonic solutions.