Can u plz me with science
which is an example of an organism?

a.
a snake's heart

b.
the stripes on a tiger

c.
a hickory tree

d.
a beehive

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?