chem random

Question 1

general formula of chain silicates

Answer 1

(sio3)2n-

Question 2

which lithium halide soluble in pyridine

Answer 2

licl

Question 3

unit of rate and conc resp

Answer 3

rate= mol L-1s-1

conc =molL-1

Question 4

unit of rate in terms of bar

Answer 4

bar min-1

Question 5

though some of the nitrogen travels as inorganic ions ,much of it is carried in the organic organisc form as

Answer 5

amino acids and related compounds

Question 6

movement in phloem is

Answer 6

bidirectional

Question 7

phloem sap is mainly ———and ———— but other sugars hormones and amino acids are also ytansported or translocated through phloem

Answer 7

water and sucrose

Question 8

force generated by transpiration can create pressures sufficient to lift a xylem sized coloumn of water over

Answer 8

130 m high

Question 9

unit of rate constsant k

Answer 9

k=molL-1 )^1-n S-1

Question 10

laundry soaps contains fillers like

Answer 10

sodium rosinate
sodium silicate
borax
sodium carbonate

Question 11

soap powders and scouring soap contains

Answer 11

soap
scouring agent like pumic or finely divided sand
builders like sodium carbonate ND trisodium silicate

Question 12

arsphenamine is a ==and commonly known as =======

Answer 12

antibiotic

salvarsan

Question 13

======is supposed to be toxic towards certain type of cancer

Answer 13

dysidarazine

Question 14

——-is a popular cationic detergent and is used in hair conditioners

Answer 14

cetryltrymethtalammonium bromide