Standard atmospheric pressure = 1 atm = 760 mm of Hg on sea level. Boiling point of water = 1000C at standard atmospheric pressure.

Atmospheric pressure changes with change of altitude. Why it takes more time to cook on the top of mountain than on sea level? Explain.

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.

How many grams of mgbr2 are needed to produce 75g or metal?