Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.
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Jared is sufffering from a problem on one knee. his doctor suspects nerve damage. what can jared's doctor test to confirm whether jared has a damaged nerve?

Which factors influence how drinking and binge drinking affect a person? check all that apply. the person’s body size the time of day the person’s gender medications the person has taken whether the person drinks hard liquor or beer

Which behavior of an expectant mother is unhealthy