更多"Sulfuric acid is a（）."的相关试题:
[单项选择]Routine maintenance of lead acid batteries should include （）.
A. keeping the terminals clean
B. coating cable connections with petroleum jelly
C. maintaining a trickle charge
D. All of the above
[单项选择]These acid residues must be prevented from entering the crankcase, otherwise the lube oil would be（）
A. contaminated
B. emulsified
C. deteriorated
D. oxidated
[单项选择]A package contains nitric acid solution and is radioactive. The radiation level at the package surface is 36 millirems per hour. How should this package be labeled? （）
A. Radioactive II and oxidizer
B. Radioactive II and poison
C. Radioactive I and corrosive
D. Fissile class I
[单项选择]The soda-acid portable extinguishers must be discharged and refilled （）.
A. every six months
B. every year
C. every one and half year
D. every two years
[单项选择]Acid（low pH）中文叫（）
A. 强酸pH＜5
B. 强酸pH＝5
C. 强酸pH＞5
D. 强酸pH＞6
[单项选择]（） neutralizes the acid conditions and（） cleanses the rings and grooves.
A. The detergency；the alkalinity
B. The alkalinity；the detergency
C. The inhabitant；the water
D. The additives；the distilled water
[单项选择]When to remove scale from the cooling spaces, acid solution （） in the system can be tested from time to time by putting some on to a piece of lime.
A. strength
B. dense
C. percentage
D. velocity
[单项选择]The electrolyte in a lead-acid storage battery consists of distilled water and （）.
A. hydrogen chloride
B. calcium chloride
C. sulfuric acid
D. muriatic acid
[单项选择]下面不属于ACID限制的是（）。
A. 原子性
B. 隔离性
C. 持久性
D. 共享性
[单项选择]A person who gets battery acid in an eye should IMMEDIATELY wash the eye with（）.
A. boric acid solution
B. water
C. baking soda solution
D. ammonia
[单项选择]Acid solution（） in the system can be tested from time to time by putting some on to a piece of lime.
A. strength
B. dense
C. percentage
D. velocity
