RUSSN 100A Lecture 7: Lecture 7 Russian

6. Evaluate the integrals. 51 3 (b) J dz (c) J(x+2)(x -3) dr (d) 1 Isin(z)| dz (e) JT sin(x) d 3T/2 sin( d.x

Evaluate the line integralF dr, where C is given by the vector function r(t) F(x, y, z) = x i + y j + xy k, r(t) = sin(t) + cos(t)jt t k, 0 t π

Draw a Lewis structure for each species including lone pairs and formal charges. a. sodium hydroxide b. sodium methoxide c. lithium ethoxide d. potassium t-butoxide e. hydronium ion f. nitrite ion g. cyanide ion h. hydrogen carbonate ion i. nitrate ion j. amide ion (NH_2)^- k. ammonium ion l. protonated methanol (CH_3OH_2) m. F_ B-NH_3 n. protonated acetone (CH_3-COH-CH_2)