1. What is the ratio when the equation is balanced Fe(s)+H,O(g)-Fe,0.(s)+H,(g) a) 4:4 b) 1:4 c) 3:1 d) 3:4 2. Refers to the Standard Pressure a) 760 atm b) 76 cmHg c) 1.0 torr d) 760 psi 3. Determines the phase of a substance a) Mass b) Pressure and temperature c) Kind d) Mass and volume 4. It is due to diffusion a) The spread of radioactive particles around the world b) The spread of mercury waste c) Spread of fragrance in a room d) All of the above 5. Substance that is all used up in a chemical reaction. a) inhibitor b) catalyst c) Excess reagent d) Limiting reactant
1. What is the ratio when the equation is balanced Fe(s)+H,O(g)-Fe,0.(s)+H,(g) a) 4:4 b) 1:4 c) 3:1 d) 3:4 2. Refers to the Standard Pressure a) 760 atm b) 76 cmHg c) 1.0 torr d) 760 psi 3. Determines the phase of a substance a) Mass b) Pressure and temperature c) Kind d) Mass and volume 4. It is due to diffusion a) The spread of radioactive particles around the world b) The spread of mercury waste c) Spread of fragrance in a room d) All of the above 5. Substance that is all used up in a chemical reaction. a) inhibitor b) catalyst c) Excess reagent d) Limiting reactant
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:1. What is the ratio when the equation is balanced
Fe(s)+H,0(g)-Fe,0,(s)+H,(g)
a) 4:4
b) 1:4
c) 3:1
d) 3:4
2. Refers to the Standard Pressure
a) 760 atm
b) 76 cmHg
c) 1.0 torr
d) 760 psi
3. Determines the phase of a substance
a) Mass
b) Pressure and temperature
c) Kind
d) Mass and volume
4. It is due to diffusion
a) The spread of radioactive particles around the world
b) The spread of mercury waste
c) Spread of fragrance in a room
d) All of the above
5. Substance that is all used up in a chemical reaction.
a) inhibitor
b) catalyst
c) Excess reagent
d) Limiting reactant
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