Reading Charts & Graphs #2
1. What substance is the least soluble at 20oC? KNO3
2. What substance does temperature have the least effect? NaCl
3. What substance does temperature have the most effect? KNO3
4. Which substance is the most soluble at 60oC? NaClO3
5. How many grams of NaClO3 will dissolve at 40 oC? 140 grams
G = Giant Person, g = Normal Person
1. What are both of the parents?
Heterozygous dominant, giant, Gg
2. Given the parents above what is the chance the child will be a Giant?
3:4 or 75%
3. What is the chance the child will not be a Giant? 1:4 or 25%
4. If one of the parents were homozygous dominant (GG) instead of heterozygous (Gg) what is the chance the child would be a Giant? 100%
5. What chance would the child have of being a giant if the mother was not a giant and the father was a giant with the genotype of Gg? 1:2 or 50%
1. What animal has the most food sources? hawk
2. What two animals compete for grasshoppers? Frog and shrew
3. Who would be hurt the most if the grasshopper population declined?
frog
4. What animal is the top predator in this food web? hawk
5. Identify each of the following?
a. 1st Order Consumer- copepods
b. 2nd Order Consumer- minnows
c. 3rd Order Consumer- bass
Directions – How many atoms in each bond?
1. N2O4 = __6__
2. Ni(C2H3O2)4 = _29__
3. Al2 (CO3)3 = _14__
Directions – Write the coefficient in each blank to balance the equation as needed.
4. _4___Fe + __3__O2 è _2__Fe2O3
5. _5_C + _2_SO2 è _1_CS2 +_4_CO
6. _3_Mg + _1__N2 è _1__Mg3N2
7. _1_C12H22O11 è _12_C + _11_H2O
8. _1_Zn +_2_HCl è_1_ZnCl2 + _1_H2
9. Identify the parts of the atom.
A - neutrons
B – nucleus
C – proton
D - electron
10. Identify the phase changes.
#1 - vaporization (evaporation)
#2 - condensation
#3 – melting
#4 - freezing
11. Identify the number of each for Chlorine.
A. Protons = 17
B. Neutrons = 18 (35-17)
C. Electrons = 17
12. What family is Fluorine in?
Halogens
13. What family does sodium belong to? Alkali metals
14. How many protons are in Oxygen? 8
15. How many valance electrons does Magnesium (Mg) have? 2
16. What changes as you go across each period? # of protons
17. What type of substance is each?
Argon (Ar) = nonmetal
Silicon (Si) = metalloid
Zinc (Zn) = metal