Identify the double displacement reaction.

2NH3 + H2SO4 ⟶ (NH4)2SO4
2NaBr + Ca(OH)2 ⟶ CaBr2 + 2NaOH
2NO2 ⟶ 2O2 + N2
3Pb + 2h3PO4 ⟶ 3H2 + Pb3(PO4)2

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

Refer to the table below if needed. second quadrant third quadrant fourth quadrant sin(1800- - cos(180° -) tan(180°-e) =- tane cot(1800-0) 10 it to solo 888 sin(180° +c) = - sine cos(180° +) =- cose tan(180° +c) = tane cot(180° +o) = cote sec(180° + c) = - seco csc(180° +2) = - csce sin(360° -) =- sine cos(360° -) = cose tan(360° - e) =- tane cot(360° -) = -cote sec(360° -) = seco csc(360° -) = csco sec(180° -) = csc(180° -) = csca 1991 given that sine = 3/5 and lies in quadrant ii, find the following value. tane

What is the greater volume 72 quarts or 23 gallons