An liquid's mass is 79.6 g. A student measures the volume to be 42.5mL. What is the density of the liquid?

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.

Can anyone answer these questions? ? i need it before 1: 00pm today

How does nathan’s hypothesis lead to new investigations