complete the following sentence. if the length of an activity is greater than 150 seconds, the energy system is predominately used.

answer: e.   sour taste

explanation: acids are those substances which dissociates in water to give ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. acids are sour in taste. example: hcl

bases are those substances which dissociates in water to give ions or accepts ions. as they dissociate to give ions, they act as electrolytes and thus are electrically conductive. bases are bitter in taste. bases are slippery in nature.

it should have an internal chamber and two thermometers sticking out of the top. the internal chamber will also be closed off from the outside.