UNI Admission Exam (Peru) · Physics and Chemistry
Concepts in physics and chemistry
15 practice questions, each with the answer and an explanation.
Practise Concepts in physics and chemistry now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 15 questions
- What is the SI unit of force?
- A body in uniform circular motion has a constant:
- Which of the following quantities is conserved in an elastic collision?
- Which scientist formulated the law of universal gravitation?
- Which particle carries a negative electric charge?
- Which element has the electronic configuration 1s2 2s2 2p6 3s1?
- Which type of bond forms between sodium and chlorine in common salt?
- What is the pH of a 0.001 M solution of hydrochloric acid?
- In which direction does the equilibrium N2 + 3H2 <=> 2NH3 shift if pressure is increased?
- Which law states that the pressure of a gas at constant temperature is inversely proportional to its volume?
- Which gas is produced by the reaction of zinc with hydrochloric acid?
- Which of the following is an alkane?
- What is Avogadro's number?
- Which quantity does the area under a velocity-time graph represent?
- Which colour of the visible spectrum has the greatest frequency?
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