At what temperature on the celsiue scale does pure water freeze

The mass of an atom is found by adding its protons and (space) The electric charge of an atom is found by adding the charges carried by its protons and (space) (First space) 1. electrons 2. neutrons 3. nucleus (second space) 1. electrons 2.

A block of wood has a mass of 6.0g and a volume of 12.0 cm3. what is the density of the block of wood

Both renewable and nonrenewable resources are used with our society. How do the uses of nonrenewable resources compared to the uses of renewable resources?

What is the lowest atom on the periodic table

What is the reaction?

You open your lemonade stand with 100 lemons, 5 bags of sugar containing 6 cups each, and 10 gallons of water (16 cups per gallon). Which statement is NOT true about the production of lemonade in your stand?

For the complete combustion of 5.6dm3 of a gaseuos hydrocarbon CxHy. 28.0dm3 of oxygen gas were used, 16.8dm3 of CO2 gas and 18.0gof liquid water were produced all gases measurement were made at stp. Determine the chemical formula of the hydrocarbon

What kind or plate tectonic boundary is the san anfreas fault?

What is it called when the state of matter that keeps its shape and volume when it's placed in a different container

A 0.1 m solution of which salt is the most basic? (a) nano3 (b) naclo4 (c) nahso4 (d) nahco