Search & Filtering
Ammonium nitrate (NH.NO,) decomposes to yield nitrogen gas, water, and oxygen gas.
a. Write the balanced chemical reaction:
b. How many grams of water are produced when 36.0 grams of ammonium
nitrate decompose?
In a very violent reaction called the thermite reaction, aluminum metal reacts with iron (III) oxide to form iron metal and aluminum oxide.
Fe2O3 + AI → Fe + Al₂O₃
What mass of aluminum will react 150 g of iron (III) oxide?
How many moles of ammonium sulfate can be made from the reaction of 30.0 moles of ammonia and sulfuric acid?
NH3 + H2SO4 → (NH4)2SO4
A mass of 50g of calcium carbonate is heated, releasing carbon dioxide and calcium oxide. Which of these recorded masses of products is possible, according to the Law ofConservation of Mass?
3.40*10-11 = ( 3.00*10-3) X2
Suppose you had 58.44 g of NaCl and you dissolved it in exactly 2.00 L of water. What would be the molality?
9. Complete the sentences with a word formed from the word in capital letters.
a) I hope this is_______for you. (USE)
b) It seems ____________to climb up there. (DANGER)
c) We visited______places in London.(DIFFER)
d) What's your_______color? (FAVOUR)
8. List the constituent parts of the heart, this important organ of our body
The following chemical formulas are given: HNO3, CH3COOH, Al2O3, Ba (OH) 2. CaCO3, SO2, KCI, K2O, P2O5. Classify them into base acids, oxides and salts.
19. Show how the law of conservation of mass is applied in the reaction between sulfuric acid and sodium hydroxide.
