Cevaplı Hemşirelik giriş sınavları için kimya çalışma kâğıdı

Bir asit ve bir baz birbirini nötrleştirdiğinde ne oluşur?

1. ABir metal ve hidrojen gazı
2. BDaha güçlü bir asit
3. CYalnızca karbondioksit
4. DBir tuz ve su

What are the usual units of molar mass?

1. Amol/L
2. Bg/L
3. Cmol/g
4. Dg/mol

What is radioactivity?

1. AThe glow produced by any hot object
2. BThe release of radiation by unstable atomic nuclei
3. CThe release of heat and light when fuels burn in air
4. DThe flow of electrons through a metal wire

How does an antacid tablet relieve heartburn caused by excess stomach acid?

1. AIt turns the acid into a gas that is absorbed
2. BIt coats the stomach and stops all acid production
3. CAn acid in it lowers the stomach pH further
4. DA weak base in it neutralises some of the acid

How many moles of gas are in 44,8 L at STP (0 °C and 1 atm)?

1. A2 mol
2. B22,4 mol
3. C44,8 mol
4. D0,5 mol

Kalsiyum (Ca²⁺) ile klor (Cl⁻) arasında hangi bileşik oluşur?

1. ACaCl₂
2. BCa₂Cl₃
3. CCa₂Cl
4. DCaCl

Samples of hydrogen gas (H₂) and oxygen gas (O₂) are at the same temperature. Which statement is correct?

1. AH₂ molecules have more kinetic energy and move faster
2. BThey have the same average kinetic energy, but H₂ molecules move faster
3. CBoth move at the same average speed
4. DO₂ molecules move faster because they are heavier

Glucose (C₆H₁₂O₆) and fructose (C₆H₁₂O₆) join by a condensation reaction to form sucrose. What is the formula of sucrose?

1. AC₁₂H₂₂O₁₁
2. BC₁₂H₂₄O₁₂
3. CC₁₂H₂₀O₁₀
4. DC₆H₁₂O₆