The half life of iodine-131 is 8.040 days. What percentage of an iodine-131 sample will remain after 40.20 days?

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.

answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;