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Assignment 1 ---------BT Rules---------
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For atomic weights use the periodic skirt
1. How more rupees are in a mole of rupees? How many thousand-rupee notes is that mole of rupees equal to?
2. NO2 is the molecular formula for nitrous dioxide (also cognise as nitrogen dioxide).
3. C2H2 is the molecular formula for ethylyne (A.K.A. alkyne). (a) How many atoms are in one molecule? (b) Which atoms make up ethyne? (c) How many moles of atoms are in one molecule of acetylene? (d) How many
molecules are in 5.3 moles of acetylene? (e) How many atoms are in a mole of acetylene?
4. account the molar lot of a mole of the following materials: (a) Al (b) Ra (c) Co (d) CO (e) CO2 (f) HCl (g) Na2CO3 (h) Ca(NO3)2 (i) (NH4)3(PO4) (j) H2O (k) Epsom salts - Mg(SO4)7H2O (m) blue vitriol - Cu(SO4)5H2O ?
5. foretell the number of moles in: (a) 2.3 g of carbon (b) 0.014 g of case shot (c) a 5 g silver bracelet (d) a pound of table salt (e) a 350 kg moulding iron (f) a liter of water (g) a net gross ton of sand (SiO2) (h) 6.2 grams of blue vitriol (i) a pound
of Epsom salt ?
6. Calculate the number of atoms in: (a) 100 g of Argon (b) 1.21 kg aluminum foil (c) a 28 g strain brick (d) the 107 kg of water in an olympic swimming pocket billiards (e) 7 kg of hydrogen gas (f) a ton of atomic number 20 nitrate ?
7.



What is the serving composition of oxygen in each of the following materials: (a) CO (b) CO2 (c) (NO3)- (d) isopropyl alcohol C3H8O (e) calcium nitrate (f) blue vitriol - Cu(SO4)5H2O ?
8. What is the percentage composition of phosphate in each of the following materials: (a) phosphoric acid (b) atomic number 11 carbonate (c) ammonium phosphate (d) calcium phosphate ?
9. What is the percentage composition of sulfate in each of the following materials: (a) sulfuric acid (b) sodium
sulfate (c) Epsom salts ( d) aluminum sulfate ?
10. How many keep down no of electrons are there in 54g of H2O ?
11. impart no. of electrons present in 48g of Mg ?
12. 44g of a savor on complete combustion...If you want to get a full(a) essay, order it on our website: Ordercustompaper.com



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