A 3kW electric kettle is left on for 2 minutes after the water starts to boil. What mass of water is boiled off in this time?

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k

Which type of reaction is shown in this energy diagram ?

Why is no-till farming more sustainable than many traditional methods of farming