What volume of oxygen (in L) is produced from the complete reaction of 147.1 g of
lead(II) nitrate at STP?

2Pb(NO3)2(g) → 2Pb0 s) + 4NO2(g) + O2(g)

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point

Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6