The following reaction shows sodium hydroxide reacting with sulfuric acid. 4NaOH + 2H₂SO₄ --> 2Na₂SO₄ + 4H₂O

How many grams of Na₂SO₄ are produced from 8.50 grams of NaOH?
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The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?