For the reaction 2S(s) + 302(g) → 2503(g)
how many moles of SO3 can be produced from 6.8 g O2 and excess S?
a. 0.28 mol SO3
b. 4.5 mol SO3
c. 0.14 mol SO3
d. 0.32 mol SO3
e. none of these

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

What is avogadro’s number, and why is it useful

What type of electromagnetic radiation has a shorter wavelength than blue light