How much does a lemon weigh in kilograms?

Why is it important to know about the volume of an object? What causes the phenomenon? What is the length of a water bottle rocket? Describe the method of heat transfer involved when you mix hot water with cold water to make lukewarm water? Is an iron an example of conduction convection or radiation? The name of the force you exert on a sponge when you squeeze it is called? What is the mass if a scale on earth reads 650 newtons when you stand on it? How do you determind density? Why ampere considered as a fundamental unit though it is a derived one? If a boy's erects then what happens to a girl? Which has more elastic potential energy when stretched a thinner rubber band or a thicker rubber band? What is the difference between inch and linear inch? When is decreased friction helpful? Does the first doctor have a sonic screwdriver? What are some physical requierments for a private investigator? How long does it take for a lava lamp to heat up? To shine with a sudden light what is the word? How to lower a pitch? Who invented the compression ice machine? If a simple pendulum with a period of 1 second is set in motion of the moon what is the new period of this pendulum?

How much does a lemon weigh in kilograms?