Anyone wants to talk??

Cause i’m feeling so lonely rn​

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Convert a speed of 201 cm/s to units of inches per minute. also, show the unit analysis by dragging components into the unit‑factor slots.

Chris is about to do an experiment to measure the density of water at several temperatures. his teacher has him prepare and sign a safety contract before beginning the experiment. which term is mostlikely part of the safety contract