Big Idea 6
... • Some strategies: – Perfect square – Quadratic equation – 5% rule (used when K is very small-compared to initial concentration) ...
... • Some strategies: – Perfect square – Quadratic equation – 5% rule (used when K is very small-compared to initial concentration) ...
Balancing Chemical Reactions
... periodic table has an oxidation number of ______________ when in a compound. ...
... periodic table has an oxidation number of ______________ when in a compound. ...
Advanced Chemical Reactions
... that electronegativity is a measure of how tightly atoms hold on to their electrons Atoms with large electronegativity differences form ionic bonds by electron transfers 2Na + Cl2 2NaCl Can be written as 2Na + Cl2 2Na+Cl- ...
... that electronegativity is a measure of how tightly atoms hold on to their electrons Atoms with large electronegativity differences form ionic bonds by electron transfers 2Na + Cl2 2NaCl Can be written as 2Na + Cl2 2Na+Cl- ...
Example - cloudfront.net
... (NH4)2CO3 NH3 + CO2 + H2O b) Balance __________________ as though they are one item as long as the ion stays together as a group on each side of the arrow. Al + CuSO4 Al2(SO4)3 + Cu c) If you can’t seem to get it balanced, ____________ and begin with a different element the next time, or put a “ ...
... (NH4)2CO3 NH3 + CO2 + H2O b) Balance __________________ as though they are one item as long as the ion stays together as a group on each side of the arrow. Al + CuSO4 Al2(SO4)3 + Cu c) If you can’t seem to get it balanced, ____________ and begin with a different element the next time, or put a “ ...
02_Lecture_Presentation
... • In a nonpolar covalent bond, the atoms share the electron equally • In a polar covalent bond, one atom is more electronegative, and the atoms do not share the electron equally • Unequal sharing of electrons causes a partial positive or negative charge for each atom or molecule ...
... • In a nonpolar covalent bond, the atoms share the electron equally • In a polar covalent bond, one atom is more electronegative, and the atoms do not share the electron equally • Unequal sharing of electrons causes a partial positive or negative charge for each atom or molecule ...
COVENANT UNIVERSITY College of Science and Technology
... develop their quantitative and analytical skills. Topics include chemical equilibria, kinetics of iodination of acetone, determination of molecular weight by freezing point depression method, viscosity as a function of temperature, surface tension of liquids, determination of surface tension of solu ...
... develop their quantitative and analytical skills. Topics include chemical equilibria, kinetics of iodination of acetone, determination of molecular weight by freezing point depression method, viscosity as a function of temperature, surface tension of liquids, determination of surface tension of solu ...
1. The compound which could act both as oxidising as well as
... A mixture of Na2C2O4 (A) and KHC2O4 . H2C2O4 (B) required equal volumes of 0.1 M KMnO4 and 0.1 M NaOH, separately. Molar ratio of A and B in this mixture is (a) 1 : 1 (b) 1 : 5.5 (c) 5.5 : 1 (d) 3.1 : 1 3 mole of a mixture of FeSO4 and Fe2(SO4)3 required 100 ml. of 2 M KMnO4 solution in acidic mediu ...
... A mixture of Na2C2O4 (A) and KHC2O4 . H2C2O4 (B) required equal volumes of 0.1 M KMnO4 and 0.1 M NaOH, separately. Molar ratio of A and B in this mixture is (a) 1 : 1 (b) 1 : 5.5 (c) 5.5 : 1 (d) 3.1 : 1 3 mole of a mixture of FeSO4 and Fe2(SO4)3 required 100 ml. of 2 M KMnO4 solution in acidic mediu ...
chem10chp7spr08
... - Therefore the total mass cannot change, and the total mass of the reactants will be the same as the total mass of the products ...
... - Therefore the total mass cannot change, and the total mass of the reactants will be the same as the total mass of the products ...
CHEM MINI-COURSE SERIES M1.2___
... In this Learning Activity Packet (LAP), you will begin to study chemical reactions, a topic which could be considered the heart of chemistry. You will learn (1) why there is a need to balance chemical equations, (2) how to balance simple chemical equations, and (3) how to classify different types of ...
... In this Learning Activity Packet (LAP), you will begin to study chemical reactions, a topic which could be considered the heart of chemistry. You will learn (1) why there is a need to balance chemical equations, (2) how to balance simple chemical equations, and (3) how to classify different types of ...