The type of functional group in this structure:
H-N-R
l
R
What is an amine?
200
_______ ----> 4 He + 208 Ti
2 81
What is 212 Bi ?
83
200
Rank the particles from most positive to the most negative: gamma, beta, alpha
What is alpha, gamma, beta?
200
The amount of heat is required to raise the temperature of a sample of copper from 20.0 C to 55.0 C, if its specific heat is 0.384 J/g C and its mass is 10.00 g.
What is +134J
200
The definition of exothermic.
What is releasing energy.
200
The name of all compounds that contain a double bond.
What is an alkene?
300
1 n + 235 U ----> 2 1n + _______ + 137 Te
0 92 0 52
What is 97 Zr ?
40
300
As a radioactive element emits gamma radiation only, the atomic number of the element...
What is stays the same?
300
The mass if a substance has a specific heat of 0.45 J/g C, a temperature change of 60 C, and an energy of 260J.
What is 9.6g?
300
If the enthalpy is negative and the entropy is positive with a low temperature, the gibbs energy would be....
What is a negative gibbs free energy?
300
The name of a functional group with the ending of -COOH.
What is a carboxylic acid?
400
The type of decay found in this reaction:
131 I ----> 0 B + 131 Xe
53 -1 54
What is beta decay?
400
Fission and fusion are different because –
What is fission is the splitting of an atom, while fusion is the combining of atoms?
400
The Gibbs free energy if the enthalpy is -300kJ/mol, the entropy is 15kJ/molK and the temperature is 12K.
What is -180kJ/mol?
400
During an exothermic reaction, heat content in the surroundings increases because
What is the energy contained in the products is lower than the reactants?
400
The name of the functional group with an -O- separating two carbon chains?
What is an ether?
500
When Radium-226 undergoes decay to become Radon-222 it emits this particle.
What is an alpha particle?
500
The type of particle that can only be stopped by very thick lead.
What is gamma radiation?
500
The specific heat of a substance that has an energy of 40J, a mass of 5g and a change in temperature of 10 C.
What is 0.8J/g C?
500
An increase in temperature in a sample of matter will cause...
What is an increase in the average kinetic energy?
500
The structure for a compound with the name:
trans-2-butene