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Kymani Bartlett
ChemistryChemistry
A diatomic molecule with a triple covalent bond is

A. H2

B. N2

C. O2

D. Br2

(P. S. The answer turned out to be B. N2)
Answer Answers (1)
Haven Eaton
ChemistryChemistry
Consider the following half-reactions: Half-reaction E° (V) I2 (s) + 2e - 2I - (aq) 0.535V 2H + (aq) + 2e - H2 (g) 0.000V Zn2 + (aq) + 2e - Zn (s) - 0.763V (1) The weakest oxidizing agent is: Zn2 + (aq) enter formula (2) The strongest reducing agent is: Zn (s) (3) The strongest oxidizing agent is: I2 (s) (4) The weakest reducing agent is: I - (aq) (5) Will I - (aq) reduce Zn2 + (aq) to Zn (s) ? (6) Which species can be reduced by H2 (g) ? If none, leave box blank.
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Camille Orozco
ChemistryChemistry
Where did the longest tsunami form?
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Roman Little
ChemistryChemistry
Calculate the number of

H

atoms in 0.190

mole

C

6

H

14

O

.
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Harper Mata
ChemistryChemistry
What fuel is produced by the electrolysis of water? chlorine gas hydrogen gas natural gas oxygen gas
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Glenn Beasley
ChemistryChemistry
Model describe how you would show j. j. thomson's model of the atom using small beads and clay
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Keely Koch
ChemistryChemistry
Switching one substance for another is called ... ?

a) displacement

b) synthesis

c) decomposition

d) oxidation
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Clara Baird
ChemistryChemistry
C2h4 + O2 - CO2 + H2O

If we start with 20 grams of CH4, how many moles of CO2 will form?
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Javion Ware
ChemistryChemistry
How does chemical energy relate to the atom and how can we use it?
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Francisco Harrison
ChemistryChemistry
A positively charged atom is known as a cation. A cation will? ...

A) have more protons

B) have to same number of protons and electrons.

C) Be the same as a neutral atom.

D) have more electrons.
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Dallas Vincent
ChemistryChemistry
A cube has a mass of 100 grams and it's density is determined to be 1g/cm^3. The volume of the cube must be
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Angie Glover
ChemistryChemistry
The oxide of titanium, TiO2 is used as a "whitener" in toothpaste. It is obtained from the ore iron (II) titanate, FeTiO3. What is the change, if any, in the oxidation number (oxidation state) of titanium in the reaction
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Sugar
ChemistryChemistry
What happened to the mars Climate Orbiter and why? How much money did NASA lose from this incident?
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Gator
ChemistryChemistry
How many bonds are present in HCI?

a) 1

b) 3

c) 4

d) 2
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Miya Compton
ChemistryChemistry
Determine the number of moles 1) 20g Na and 2) 34g H2O
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1 ... 69 70 71 72 73 ...
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