Questions
उज्यालो यात्रा कविताको सुरुका दुईओटा श्लोकको आशय वर्णन गर्नुहोस् ।
Write the name of the compound formed when ammonia dissolves in water.
What is the name of the blood vessel that carries blood from heart to different parts of the body?
Which disease occurs due to high amount of RBC in blood?
How many pairs of chromosomes are present in a Drone Bee?
How many pairs of chromosomes are present in a Queen Bee?
The productivity of some crops increases in areas where honey bees are reared. Why?
What is the full from of RNA?
Simplify: \( \rm \frac{1 - 2a}{4a^{2} - 1} - \frac{a - 1}{2a^{2} - 3a + 1} - \frac{1}{1 - a} \).
The commonly used gas for cooking purpose is LPG. Two compounds present in LPG are saturated hydrocarbons one of them contains 3 carbons and other contains 4 carbons.
- Write the moleular formulas of these compounds.
- What makes these gases exist in liquid state in the gas cylinder?
- Write balanced chemical equation of the reaction involved by the hydrocarbon having 3 carbon atoms, when it burns with oxygen.