A student measured the gram weight of a
metal object to be 71.2g. According to the
supplier the object weighs 70.9g. What is the
error in the student's measurement?

A
-0.3

B
+0.3

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

the dependant variable is spilled water

the independent is the heat

space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )

the answer is barium and copper bromide