Question

Which of the following compounds? but not molecules are Sulfur dioxide., @water., @caesium, Dinitegen pentaxide Heliom, Ongen gas, o cure, cu melone, che portarum bromide @ Argen, B Glucose, to Lithium Plaride. more of the following 2 How mamy C atom organic compound? X 30 What the molarity of a solution containing 5.035 grams of Iron (1) chloride in enough water to make 500mL of solution? 4 The chinese flag is red and yellow. When viewed with a yellow light appears, what color? 3 which of the following is the sum of the following numbers to the correct number of significant figures? 313 + 0.2281 + 72.5 +45 AA 760.8431 B 760.843 (1760.84 0760.8 E761

Answer 1

① Molecules but not compounds os 1) Cs (Cae sium) 2) He 3) Oz 4) 03 (03one) Compounds are made up of atoms of two more different elements. X one mole of the compound has how many Ć atoms innole cule 10 Ć atoms 23 Imole - 6.023x10 3 molecules = 6.023X10 x 10 2 . atoms 6.023 X 1024 3) M (Molasity) = Weight of solute x looo molarmass of solute vol in me 100o 5.035 126.8 =0.08M molar mass of Tecly 126.8 500 red and yellow 49 I + appear red because complementary colors. are 3.115 t 0.2 281 + 712.5 +45 5) 760.8431 761 (as per rules Addition)