Lembar kerja Kimia untuk ujian masuk keperawatan dengan jawaban

Apa sebutan untuk perubahan dari cair menjadi gas?

1. APengembunan
2. BPelelehan
3. CPenguapan
4. DPembekuan

Which quantity is the same for 1 mole of any substance?

1. AThe volume as a liquid
2. BThe number of atoms per molecule
3. CThe mass in grams
4. DThe number of particles

Berapa pH air murni pada 25 °C?

1. A0
2. B7
3. C1
4. D14

Why does ice float on liquid water?

1. AIce is denser than liquid water
2. BIce is less dense than liquid water
3. CIce contains trapped air from the freezer
4. DIce has a higher mass than the same volume of water

During digestion, large molecules are broken down by adding water across their bonds. What is this reaction called?

1. ACombustion
2. BHydrolysis
3. CPolymerisation
4. DCondensation

Senyawa apa yang terbentuk antara kalsium (Ca²⁺) dan klorin (Cl⁻)?

1. ACa₂Cl₃
2. BCaCl₂
3. CCa₂Cl
4. DCaCl

2090 J of heat is added to 50 g of water (specific heat 4,18 J/g·°C). By how much does its temperature rise?

1. A20 °C
2. B41,8 °C
3. C10 °C
4. D5 °C

Pepsin digests protein in the stomach at about pH 2, but it stops working once food moves into the small intestine, where the pH is higher. Why?

1. AThe small intestine is too cold for any enzyme
2. BPepsin only works on fats in the small intestine
3. CPepsin is used up completely in the stomach, just like a reactant
4. DThe change in pH alters the shape of pepsin's active site