Mark the following statements as follows PP - physical property, PC - physical change,
CP - chemical property, CC - chemical change
water boiling, changing into steam
the melting point of copper is 1083 "C the rising of a baking cake
In the presence of oxygen and moisture, iron will rust
Sulfur occurs as a yellow crystalline substance,
Sodium reacts with water to form hydrogen gas and sodium hydroxide,
Wine in an uncorked bottle changes to vinegar
Lead is a very dense element
A solution of water and sodium chloride conducts electricity
Magnesium combines with chlorine in a I to 2 atomic ratio.
boiling a raw egg
mercury is a liquid at room temperature
Answers: 2
Chemistry, 21.06.2019 18:00, pressure772
Which is a character of nuclear fusion but not nuclear fission
Answers: 3
Chemistry, 22.06.2019 09:00, lrasanaoaksandfurana
Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
Answers: 1
Chemistry, 22.06.2019 13:30, xojade
Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.
Answers: 1
Mark the following statements as follows PP - physical property, PC - physical change,
CP - chemica...
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