Question
What happens to the boiling point of water at higher
altitudes?Solution
At higher altitudes, atmospheric pressure is lower, reducing the boiling point of water because less heat is required to make the water molecules escape as vapor.
The anode of the lead-storage battery is made up of which of the following metal?
Which of the following is the lightest metal?
Which of the following elements has the maximum number of atoms in their molecular form?         Â
...Match the following columns and choose the correct option:
Column I A. Leishmania donovani B. Trypanosoma gambiense C. Entamoeba histolytica D. W...
What is the main ore of aluminum?
The conversion of hard water into soft water by boiling or adding calcium hydroxide is called:
Deficiency of which of the following elements is responsible for weakening of bones?
1. CalciumÂ
2. Phosphorus
3. Nitrogen
...
Which endocrine gland requires iodine to synthesize a particular hormone, whose deficiency may cause goitre disease?
Which of the following is the hardest mineral?
Metallurgy is the process of:
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