Why might it be more difficult to diagnose hep b in a 5-year-old child than a 95-year-old woman?

Because the kid is still developing while the 95 year old lady's body is already developed.

Explanation:

The older your body is the body will react differently than when you were younger. When you are younger you have somewhat of a stronger system than older people.

                                                        water

a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

                                                        halon  

any of a number of unreactive gaseous compounds of carbon with bromine and other halogens, used in fire extinguishers, but now known to damage the ozone layer.

                                                  dry chemical

extinguishing agent used on class a, class b, and class c fires.

                                                  carbon dioxide

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. it is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.

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