calculate the molality of each of the following aqueous solutions (a) 2.50 m nacl solution (density of solution = 1.08 g/mL) (b) 48.2 percent by mass KBr solution

a student has to project a three times magnified image of a candle flame on a wall .name the type of the lens (converging or diverging) required for the purpose. if the candle flame is at a distance of 6 metre from the wall ,find the focal length of the lens.+917379288996꧁༒★ǤȺᵾɍȺv★༒꧂Tap on a clip to paste it in the text box.Welcome to Gboard clipboard, any text you copy will be saved here.बढ़िया नृत्य के साथ अच्छा गीतUse the edit icon to pin, add or delete clips.

- lead + phosphoric acid = hydrogen + lead(ii) phosphate

let that person have a turn to speak : )