What is the other reactant in this reaction? Enter a formula by surrounding subscripts with underscore "_" and superscripts with carat "^" characters. For example, H3O+ would be entered as H_3_O^+^. propane

What is the molar mass of a gas that has density of 2.054 g/l

Which symbol can be used to indicate the pressure at which a chemical reaction is carried out? 25°c 2 atm pa

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.