Cevaplı Hemşirelik giriş sınavları için kimya çalışma kâğıdı

Maddenin hangi hâlinde parçacıkların sabit bir şekli ve sabit bir hacmi vardır?

1. AGaz
2. BSıvı
3. CKatı
4. DPlazma

What is osmosis?

1. AThe dissolving of a gas in a liquid
2. BThe movement of water across a semipermeable membrane
3. CThe breaking of a solid into ions
4. DThe movement of solute particles against a gradient using energy

What is the normal pH range of human arterial blood?

1. A6,35 to 6,45
2. B7,85 to 7,95
3. C7,35 to 7,45
4. D7,00 to 7,10

Which halogen is the most reactive?

1. AChlorine
2. BIodine
3. CFluorine
4. DBromine

Which list is in order from smallest to largest mass?

1. AMilligram, kilogram, gram
2. BKilogram, gram, milligram
3. CMilligram, gram, kilogram
4. DGram, milligram, kilogram

Klorür iyonunun yükü nedir?

1. A+1
2. B−1
3. C+7
4. D−2

CO₂ in blood forms carbonic acid: CO₂ + H₂O ⇌ H₂CO₃ ⇌ H⁺ + HCO₃⁻. An anxious patient hyperventilates and breathes off extra CO₂. What happens to blood pH?

1. AIt rises, because less CO₂ means fewer H⁺ ions
2. BIt falls, because oxygen is an acid
3. CIt stays exactly 7,40, because CO₂ does not affect pH
4. DIt falls, because less CO₂ means more H⁺ ions

Equal masses of sand and water sit in the sun and absorb the same amount of heat. Which warms up more, and why?

1. ASand, because it has a higher specific heat capacity than water
2. BWater, because it has a higher specific heat capacity than sand
3. CBoth warm equally, because they absorbed the same heat
4. DSand, because it has a lower specific heat capacity than water