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How many millilitres are in 1 litre?

1. A1000
2. B100
3. C10
4. D10,000

A cleaning solution has a pH of 12. How is it described?

1. ANeutral
2. BStrongly basic
3. CWeakly acidic
4. DStrongly acidic

What does the prefix "milli-" mean?

1. AOne-hundredth (10⁻²)
2. BOne thousand (10³)
3. COne-millionth (10⁻⁶)
4. DOne-thousandth (10⁻³)

How much heat is needed to raise the temperature of 100 g of water by 10 °C (specific heat of water = 4,18 J/g·°C)?

1. A418 J
2. B41,8 J
3. C41,800 J
4. D4180 J

Reaksi Zn + 2HCl → ZnCl₂ + H₂ termasuk jenis reaksi apa?

1. APenggantian ganda
2. BPenggantian tunggal
3. CPenguraian
4. DSintesis

How does electronegativity change going down a group?

1. AIt stays the same
2. BIt increases
3. CIt doubles with each period
4. DIt decreases

What is (8 × 10⁶) ÷ (2 × 10⁻²)?

1. A4 × 10⁻¹²
2. B16 × 10⁴
3. C4 × 10⁴
4. D4 × 10⁸

Alpha radiation is stopped by skin, yet an alpha source is very dangerous if swallowed or inhaled. Why?

1. AAlpha particles are only produced at body temperature
2. BAlpha particles turn into much more penetrating gamma rays once inside the body
3. CInside the body, alpha particles deposit all their energy in nearby living cells
4. DStomach acid makes the alpha source more radioactive