2 B 3 HPbO2- 3 Pb 2 H2BO3- Water appears in the balanced equation as a fill in the blank 5 reactant (reactant, product, neither) with a coefficient of 1 . (Enter 0 for neither.) Which species is the oxidizing agent

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

The yearly amounts of carbon emissions from cars in belgium are normally distributed with a mean of 13.9 gigagrams per year and a standard deviation of 5.8 gigagrams per year. find the probability that the amount of carbon emissions from cars in belgium for a randomly selected year are between 11.5 gigagrams and 14.0 gigagrams per year. a. 0.340 b. 0.660 c. 0.167 d. 0.397

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors