Химия для вступительных экзаменов на сестринские программы: лист заданий с ответами

What is the SI unit of temperature?

1. ADegree Fahrenheit
2. BJoule
3. CDegree Celsius
4. DKelvin

What is the smallest particle of an element that still has the chemical properties of that element?

1. AAn electron
2. BA nucleus
3. CAn atom
4. DA proton

What causes the pressure of a gas in a container?

1. AGas particles sticking to the walls
2. BThe weight of the container pressing on the gas inside
3. CGas particles stopping and pushing outward
4. DGas particles colliding with the container walls

Why can a very high fever disrupt the body's chemical reactions?

1. AHigh temperatures turn enzymes into fats
2. BHigh temperatures remove the water from blood
3. CHigh temperatures make every enzyme work faster without any limit
4. DHigh temperatures can change the shape of enzymes so they stop working

Какова молярная масса воды (H = 1 г/моль, O = 16 г/моль)?

1. A18 г/моль
2. B32 г/моль
3. C10 г/моль
4. D17 г/моль

Glucose has the molecular formula C₆H₁₂O₆. What is its empirical formula?

1. ACHO
2. BC₆H₁₂O₆
3. CC₂H₄O₂
4. DCH₂O

Какая из этих кислот является слабой?

1. AУксусная кислота (в уксусе)
2. BСерная кислота
3. CАзотная кислота
4. DСоляная кислота

Which of these is a redox reaction?

1. AZn + CuSO₄ → ZnSO₄ + Cu
2. BNaOH + HCl → NaCl + H₂O
3. CCaCO₃ → CaO + CO₂
4. DAgNO₃ + NaCl → AgCl + NaNO₃