Download Homework Nov 28-Dec 2 - Avery County Schools

Homework Nov 28-Dec 2
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Monday : Water Properties Review
When water molecules stick to each other________________
When water molecules stick to something else ______________
Property of water meaning it has opposite charges on each side of the molecule, allows water
molecules to “stick” together________________
Skin-like layer on water’s surface that allows paper clips to float_____________
What is the chemical formula for WATER?____________
The Density of water is ________
Tuesday: Chemical reactions
Word Bank: subscript, reactants, products, coefficient, law of conservation
of matter, law of conservation of mass, atoms.
The _______ of ___________ of ______________ states that Matter cannot be created
or destroyed. This is supported by the number of ________ correctly balanced in a
chemical equation. The ______________ appear on the left side of the equation. The
___________ appear on the right side of the equation. The small number, the
___________ in a molecular formula shows the number of atoms. The large number,
____________ shows the number of molecules.
The _____________of ____________of _____________states that the mass of the
______________ must equal the mass of the _______________.
Label the Reactants, Products, subscripts, and coefficients.
2H2 (g) + O2
(g)
2H20
(l)
Look at the following reaction:
2Na
(s)
+ Cl2 (g)
2NaCl
(s)
If there is 40 grams of Na and 20 grams of Cl . What is the mass of the products?
Balance the following equation:
HCl
(l)
+ Mg
(s)
MgCl2 (s) + H2 (g)
Wednesday Ocean life:
1).
2).
3).
4).
5).
6).
7).
8).
9).
Term used to describe “free swimming” animals in the ocean _______________
Term used to describe “bottom dwelling” organisms ______________
Ocean current that brings cold deep water to the ocean surface, _____________
The place where ocean (salt) water meets fresh water _______________
Area of ocean between high and low tide, Examples of organisms are: crabs, starfish,
anemones______________
Zone of ocean between low tide and edge of continental shelf, organisms are: lobster,
seahorse____________
Zone of ocean goes from continental shelf to open ocean. Organisms are: jellyfish, tuna,
dolphins.__________________
Zone of ocean goes from continental slope to 2000m depth organisms are: octopus, squid
__________________
Deepest ocean zone. No sunlight. Organisms: devilfish, anglerfish _________________
Thursday : Periodic Table
Use the background color on the periodic table to identify each element as a Metal (M),
Nonmetal (NM), or Metalloid (ML). All of these elements are in the first 5 periods of the
periodic table.
1. Magnesium _____
6. Vanadium_____
2. Carbon ____
7. Boron_____
3. Neon_____
8. Aluminum_____
4. Silicon_____
9. Sulfur_____
5. Lithium_____
10. Zinc_____
QUIZ FRIDAY!!! STUDY, STUDY, STUDY THIS
HOMEWORK SHEET!!!