3 ml of sample J was put into a test tube and 100 mg of resorcinol and 0.5 ml of H2SO,
were added. The mixture was heated gently
on a Bunsen burner. The mixture was then
poured into a beaker containing dilute NaOH
solution.​

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

What is the value of the standard enthalpy of formation of an element in its most stable form?