Which of the following is a property of nonmetals?
select one:
a. these are all properties of metals

b. lose electrons easily

c. solids at room temperature x

d. luster

e. brittle

Look at the reaction below: ca(hco3)2 --> caco3 + co2 + h2o first, balance the reaction. once balanced, use dimensional analysis or another method to find out how many moles of carbon dioxide will be produced if we start with 16.5 moles of calcium bicarbonate (calcium hydrogen carbonate). = mol of co2 number needs to be reported to three significant figures.

Which of the following methods uses the decay of atomic particles in an object to find its exact age? a. fossil dating b. geologic dating c. radioactive dating d. relative dating

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?