Fig5.1 shows an apparatus that was set up to investigate diffusion Fig5.2 shows the results for two samples of ammonium hydroxide that were investigated
Fig5.1 gives data for third sample, C of ammonium hydroxide that was investigated
¡,suggest what caused the litmus paper to go blue
¡¡¡, what can you suggest about the concentration of sample c

The proton has a positive charge while the neutron has no charge they both make up the nucleus of the atom while the elections have a negative charge and surround the nucleus of the atom. the protons and electrons are used to calculate the atom's mass whereas the neutrons don't affect the mass

Synapse nervous system they process and transmit signals. in a neuron

Ibelieve the answer is relative humidity  because it makes more sense that way. solar flares usually occur in space it doesn't affect the earth, well it could but it wont make a significant damage.  latitude is land it doesnt do anything. prevailing winds, i dont know the correct meaning for this but i doubt that affects the land so it has to be relative humidity.