The efficiency of a spray chamber scrubber is 95% for 20 μm particles. everything else being constant, what is the efficiency for 10 μm particles?
a. 48%
b. 53%
c. 78%
d. 95%

Asolution at 25 degrees celsius is 1.0 × 10–5 m h3o+. what is the concentration of oh– in this solution?

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.

When balancing a chemical equation: