Which of the following statements is true. a)Concentrated sulfuric acid will rea

ID: 905760 • Letter: W

Question

Which of the following statements is true.

a)Concentrated sulfuric acid will react very vigorously with a cotton towel.

b)Hydrofluoric acid should not be stored in glass bottles.

c)Fe2O3 would tend to dissolve in hydrochloric acid more readily than in water.

d)Concentrated acids should always be diluted by adding acids to water rather than adding water to the acid.

e)Fuming nitric acid is a flammable liquid.

f)HF is considered to be a known human carcinogen

g)Ammonium nitrate is a less hazardous oxidizer than ammonium permanganate.

h)The primary danger of ammonium salts is due to their strongly acidic character.

i)Solutions exceeding 50% concentration of hydrogen peroxide may cause spontaneous ignition when in contact with combustible materials.

j)Perchlorate is a stronger oxidizer than chlorine.

k)A tanker truck spill of hydrochloric acid in contact with diesel fuel would represent a significant fire hazard.

The following statements is true,

a) Concentrated sulfuric acid will react very vigorously with cotton towel.

b) hydrofluoric acid should not be stored in glass bottles.

c) Fe2O3 would tend to dissolve in hydrochloric acid more readily than in water.

d) Concentrated acids should always be diluted by adding acids to water rather than adding water to the acid.

i) solutions exceeding 50% concentration of hydrogen peroxide may cause spontaneous ignition when in contact with combustible materials.

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