Cevaplı Hemşirelik giriş sınavları için kimya çalışma kâğıdı

What is the chemical formula of carbon dioxide?

1. ACO
2. BCO₃
3. CC₂O
4. DCO₂

Which state of matter has neither a fixed shape nor a fixed volume?

1. ALiquid
2. BSolid
3. CGas
4. DCrystal

Which method separates sand from water?

1. AEvaporation of the sand
2. BDistillation
3. CFiltration
4. DChromatography

What are isomers?

1. ACompounds with the same structure but different molecular formulas
2. BMolecules that contain the same number of bonds
3. CAtoms of the same element with different numbers of neutrons
4. DCompounds with the same molecular formula but different structures

Rubbing alcohol evaporates faster than water at room temperature. What does this suggest?

1. AIts intermolecular forces are weaker than water's
2. BIt has a higher boiling point than water
3. CIts molecules are heavier than water molecules
4. DIts intermolecular forces are stronger than water's

What is the molar mass of sodium chloride, NaCl (Na = 23, Cl = 35,5 g/mol)?

1. A23 g/mol
2. B81,5 g/mol
3. C58,5 g/mol
4. D12,5 g/mol

What is the net ionic equation for the neutralisation of any strong acid by any strong base?

1. AH₂ + O₂ → H₂O₂
2. BH⁺ + Cl⁻ → HCl
3. CNa⁺ + Cl⁻ → NaCl
4. DH⁺ + OH⁻ → H₂O

2 M'lik 300 mL çözelti hazırlamak için 6 M'lik stok çözeltiden kaç mL gerekir?

1. A50 mL
2. B100 mL
3. C150 mL
4. D900 mL