Lesson Plan Chemistry Class Xi - Assertion. Based on big 1.8 convert the subsequent into primary gadgets: (i) 28.7 pm (ii) 15.15 pm (iii) 25365 mg numbers,precision,accuracy, scientificnotation, lawsfigures of chemical 1.Nine what number of large have to be present within the solution of the subsequent calculations? Combinations, si devices 1.1 what are the si unit of mass, duration & time? 1.2 match the following prefixes with their multiples: prefixes multiples (i) micro 106 (ii) deca 109 (iii)mega 10 –6 country illustrate the regulation proportions. (Iv) 10 –15and (v)femto 10 (vi) percent 10of –12constant 1.3 (a) what do you mean by means of substantial figures? What are 1.11 state and give an explanation for the law of more than one proportions. Rules for figuring out the wide variety of extensive figures? (B)provide an explanation for phrases: precision and hundreds atomic mass common atomic mass, molecular 2. Query based the on atomic and molecular accuracy 1.Four explicit the subsequent inside the scientific notation: (i) zero.0048 (ii)mole 234,000 (iii) 8008 (iv) 500.Zero mass, formula mass, concept and molar masses, percentage composition, empirical formula for (v) 6.0012 1.5 what number of considerable figures are molecular method, limiting reagent. Gift inside the following? (I) 0.0025 (ii) 208 (iii) 5005 (iv) 126,000 (v) 500.Zero mass (vi) 2.0034 spherical (i) h2o (ii) co2 (iii) ch4(iv) c6h12o6 2.1 calculate the molecular of the 1.6 following: up the following upto 3 giant figures: (i) 2.2 calculate the mass cent of(iv) unique factors 34.216 (ii) 10.4107 (iii)in line with zero.04597 2808 1.7 the existing in sodium sulphate (na 2so4). Following facts are dinitrogen and of iron which has sixty nine.9 iron and 30.1 dioxygen by using mass. 2.Three decide the obtained empiricalwhen method of an oxide dioxygen react together to form specific 2.Four how a great deal copper can obtainedmass from of 100 g of copper sulphate (cuso 4)? Compounds mass ofbe dinitrogen dioxygen 1 14 g 16 g downloaded from : 2.5 in a response a b2 • 2 identify the proscribing reagent, if any, in the following reaction combinations. (I) three hundred atoms of a two hundred molecules of b (ii) 2 mol a three mol b. A volume of 10. 1.Ninety six g. Its molar mass is 98. 2. What's its extent wanted for making 2.27 carbon and 71.7 how are 0. Three.0245 g mol ). Bhubaneswar take a look at cloth-chemistry-magnificence xi . (Molar mass of sodium acetate is –1 82.24.375 molar aqueous answer.5 a sample of ingesting water became determined to be severely infected with chloroform.50 mol na2co3 and zero.1(i) define the following phrases. Zero. Response. The level of infection become 15 ppm (by way of mass).793 kg l . Presupposed to be carcinogenic in nature.2 calculate the attention of nitric acid in moles consistent with litre in a pattern which has a density. Burning a small pattern of it in oxygen offers 3. Chcl three. Molality 3.Three what is the awareness of sugar (c12h22o11) in mol l if its 20 g are dissolved in sufficient water to make a final volume up to 2l? ??1 three.Eleven how many moles of methane are required to supply 22 g co 2 (g) after combustion? 2.12 a compound includes 4.10 calculate the quantity of water (g) produced via the combustion of 16 g of methane.11calculate the molarity of naoh in the answer organized by means of dissolving its four g in sufficient water to form 250 ml of the answer. ??1 3.6 g. Mole fraction. Molarity. (Ii) determine the molality of chloroform inside the water pattern.2.50 m na2co3 exceptional? 3. (Ii) molar mass of the fuel. ??1 3.38 g carbon dioxide . 3.10 calculate the variety of atoms in each of the following (i) 52 moles of ar (ii) fifty two u of he (iii) 52 g of he. (Write the mathematical formulation associated with terms)(a) mass percent (b) molarity (c) molality (d) mole-fraction (e) mass percent (ii)calculate the mass of sodium acetate (ch3coona) required to make 500 ml of 0. Question based totally on mass consistent with cent.Sixty five chlorine. Calculate (i) empirical formulation.Forty one g ml and the mass according to cent of nitric acid in it being sixty nine.6 the density of 3 m solution of nacl is 1.8 which one of the following will have biggest range of atoms? (I) 1 g au (s) (ii) 1 g na (s) (iii) 1 g li (s)(iv) 1 g of cl 2(g) 3. (I) express this in percent by using mass. ??1 three.25 g ml .25 m answer? 3. 2.9 calculate the molarity of a solution of ethanol in water in which the mole fraction of ethanol is zero. And (iii) molecular formula. Calculate molality of the solution.4 if the density of methanol is 0.07 hydrogen.9a welding gasoline gasoline consists of carbon and hydrogen simplest. Kendriya vidyalaya sangathan downloaded from : zonal institute of schooling and education. 3.690 g of water and no different merchandise.040 (count on the density of water to be one). What are its empirical and molecular formulas ? 3.5 l of its zero.0 l (measured at stp) of this welding gasoline is located to weigh 11.