Chemistry JAMB - Page 26 of 160 - Erudites Academy

The fundamental difference between the three states of matter is the?

The fundamental difference between the three states of matter is the?

by Sunday | Oct 18 | Chemistry JAMB

A. shape of their particles B. number of particles in each state C. shape of the container they occupy D. degree of movement of their particles Correct Answer: Option D – degree of movement of their particles

The fundamental difference between the three states of matter is the?

The partial pressure of oxygen in a sample of air is 452mmHg and the total pressure is 780mmHg. What is the mole fraction of oxygen?

by Sunday | Oct 18 | Chemistry JAMB

A. 0.203 B. 0.579 C. 2.030 D. 5.790 Correct Answer: Option B Explanation Mole fraction = Partial pressure of component/Total pressure of compound = 452/780 = 0.579

The fundamental difference between the three states of matter is the?

The ratio of the initial to final pressure of a given mass of gas is 1:1.5. Calculate the final volume of the gas if the initial volume was 300 cm³ at the same temperature?

by Sunday | Oct 18 | Chemistry JAMB

A. 120 cm³ B. 200 cm³ C. 450 cm³ D. 750 cm³ Correct Answer: Option B – 200 cm³ Explanation From P1V1 = P2V2 1 X V1 = 1.5 X V2 ((1 X 300)/1.5) = V2 ∴ V2 = 200 cm³

The fundamental difference between the three states of matter is the?

The diagram below represents the formation of?

by Sunday | Oct 16 | Chemistry JAMB

A. a metallic bond B. an electrovalent bond C. a covalent bond D. a coordinate covalent bond Correct Answer: Option C – a covalent bond Explanation Covalent bonds involve the sharing of electrons between two...

The fundamental difference between the three states of matter is the?

When sodium reacts with water; the resulting solution is?

by Sunday | Oct 16 | Chemistry JAMB

A. Weakly acidic B. Neutral C. Acidic D. Alkaline Correct Answer: Option D – Alkaline

The fundamental difference between the three states of matter is the?

Which of the following represent hybridization in ethyne?

by Sunday | Oct 16 | Chemistry JAMB

A. Sp² B. Sp²d C. Sp³ D. Sp Correct Answer: Option D – Sp

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