Chemistry Past Questions

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4226

What is Faraday's constant?

A. 6.022 x 10\(^{23}\) mol\(^{-1}\)
B. 3.00 x 10\(^8\) m/s
C. 9.81 m/s\(^2\)
D. 96,485 C/mol

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4227

A gas occupies a volume of 1.5 liters at a pressure of 2 atmospheres. If the pressure is increased to 4 atmospheres while the temperature remains constant, what will be the new volume of the gas?

A. 6 liters
B. 1.5 liters
C. 0.75 liters
D. 3 liters

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4228

Stainless steel is an alloy made up of

A. Iron and zinc
B. Copper and tin
C. Iron and chromium
D. Iron and carbon

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4229

What is the state of matter in which particles are widely spaced and move freely with high kinetic energy?

A. Liquid
B. Solid
C. Plasma
D. Gas

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4230

Identify the reducing agent in the following reaction:
Zn + CuSO\(_4\) → ZnSO\(_4\) + Cu

A. Cu
B. Zn
C. ZnSO\(_4\)
D. CuSO\(_4\)

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