1.やさしい
What are enzymes?
- ABiological catalysts, usually proteins
- BFats that form most of the cell membrane
- CMinerals that build bone
- DSugars that store energy in the liver
What are enzymes?
What is the SI unit of pressure?
What do the letters STP stand for in gas chemistry?
How many covalent bonds does a carbon atom usually form?
Magnesium forms Mg²⁺ ions and oxygen forms O²⁻ ions. What is the formula of magnesium oxide?
What is the oxidation number of sulfur in H₂SO₄?
5.85 g of NaCl (molar mass 58.5 g/mol) is dissolved to make 500 mL of solution. What is the molarity?
For N₂ + 3H₂ → 2NH₃, 1 mol of N₂ is mixed with 2 mol of H₂. Which reactant is limiting?
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