Tungsten, W, s metal Osod in light bulb filaments, is produced industrially by the reaction of hungaten oxide with hydrogen. How many liters of hydrogen gas at 35°C and 0.980 atm are needed to ORCI
completely with 875 g of numgsten oxide?
WO, + 3 H2 -> W + 3 H2O

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.

Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.