2Na+2H2O 2NaOH+H2 many grams of hydrogen are produced if of Na are available? 5.2Gg
45g
90g
2.6g

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .

Why does a red shoe appear red in daylight

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