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First : second = 7:3 ; second : third = 2:5 => first : second : third = 14:6:15 Total amount = 14x + 6x + 15x = 35x = 10500 => x = 300 Amount with second and third person: 6x + 15x = 21x = 21 × 300 = 6300
In a compound, the elements are always present in definite proportions by:
In the periodic table of elements, what happens to the atomic radius as you move from left to right across a period?
The fossil of Archaeopteryx represents the evidence of origin of
On a clean glass plate, a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:
What is the chemical name for baking soda?
Which of the following is a noble gas ?
What is the chemical name of the Laughing Gas?
_________is a formula for rust.
Which of the following is a water soluble vitamin?
What is the chemical name of baking soda?