Ratio = 35:15 = 7:3 1st type coffee is 49 kg. So, 7 means 49 kg. Therefore, 2nd type coffee = 49 x (3/7) = 21 kg
What process is defined by the conversion of a solid directly into a gas?
Aluminium is extracted from which ore?
Which of the following is the most reactive element in the Periodic table?
What is the atomic number of silicon, a component of quartz?
The chemical name of 'Common salt’
What happens when camphor is heated?
Sphalerite is an ore/mineral of -
Which of the following is the best sources for Vitamin D are –
What is the colour of base?
Malathion is primarily used as a/an:
