What type(s) of reaction is this - SO2(g) + H2O2(l) → H2SO4(aq) an acid-base reaction
a combination reaction
a combustion reaction
a decomposition reaction
a double-displacement reaction
a precipitation reaction
a redox reaction
a single-displacement reaction

Which best describes how johannes kepler developed his laws of planetary motion

What is the relationship of air masses and the temperature of oceans?

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.