A. Calculate the Ideal Pressure in atmospheres of 20.0 moles of helium in a 10.0 L cylinder at 273 K. * 90.6 atm
52.3 atm
12 kPa
44.8 atm

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules

The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?

If maltose undergoes hydrolysis what subunits does it results to?