A resistance wire of length 100cm is connected in a circuit. if the resistance per unit length of the wire is 0.02ohmcm , how much heat will be produced in the wire if a voltmeter connected across its end indicates 15volt while the current runs for 1minute

a.   mass number from atomic number

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.