x g of metal (equivalent wt=12) was completely dissolved in 100 cc of N/2 HCl. The volume was then made upto 500 cc.25 cc of this diluted acid required 17.5 cc N/10 NaOH for complete neutralization. Find the value of x.

Calculate the number of moles of ethane in 100 grams

Based on its chemical properties, identify the position of each chemical family on the periodic table.

How many liters of ethylene glycol antifreeze (c2h6o2), with a density of 1.100 g/l, would you add to your car radiator containing 15.0 kg of water if you needed to protect your engine to - 21.5°c? for water, kf = 1.86°c m -1.