Spring water
River water
Tap water
Sea water
Correct answer is C
Tap water contains less Ca\(^{2+}\) and Mg\(^{2+}\)
Z in diagram above represents...
Which of the following is a neutralization reaction? ...
When NH4Cl(s) is dissolved in water, the container feels cold to touch. This implies...
Which of the following statements is FALSE? ...
In which of these groups will all the substances be insoluble in water? ...
Which of the following raw materials is used in a plastic industry? ...
The indicator used in neutralizing CH3COOH and NaOH solution has pH range of...