The sentence "Van has come." is grammatically correct IF the noun "Van" is the name of a person. A proper noun is not usually preceded by an article. If the noun "van' is a common noun, a word for a …

L=1.01m Parameters L = ? g = 10ms^-2 pi = 22/7 T = 2sec From S.H.M T = 2pisqrt (L/g) Making L the subject of formula.. T = 2pisqrt (L/g) Divide both sides by color ...

Economists. Mathematics Major

3N_2H_4(g) + 4ClO_3^(-)(aq) rarr 6NO(g) + 6H_2O(l) + 4Cl^(-)(aq) This is one equation for the oxidation of hydrazine to nitrous oxide. It also accords with your question. Quite clearly, the equation …

Friction and other factors will always prevent this To be 100% efficient, all input energy would need to be converted in to useful output energy. In any real engine, there will always be friction (since there will …

Sep 6, 2015 · Suppose you ran this sequence of reaction starting with 8.0 g of benzoic acid, excess methanol, and excess phenyl magnesium bromide.What would be the expected theoretical yield of …

(d) is the correct option. CH_3CH(OH)CH_2CH_2CH_3 (pentan-2-ol) being secondary alcohol on oxidation first tansformed into ketone. CH_3CH(OH)CH_2CH_2CH_3stackrel([O])-> …

Q&A and Videos that make learning easy. Math, History, Chemistry, Algebra, Calculus, Biology and more.

3+i" or " -3-i "let " sqrt(8+6i)=a+bilarr" square both sides" rArr8+6i=(a+bi)^2=a^2-b^2+2abi "equating the coefficients of real/imaginary parts" a^2-b^2=8to(1) 2ab=6rArrb=3/ato(2) "substitute " b=3/a" in " (1) …

sqrt3" sq.units." By the Cosine Rule, cosA=(b^2+c^2-a^2)/(2bc), and, cosB=(a^2+c^2_b^2)/(2ac). :. cosA/a=cosB/b".........[Given]," rArr (b^2+c^2-a^2)/cancel(2abc)=(a ...