How many moles of hydrogen gas (H2) would be produced from the reaction of 0.30 moles of water (H2O) and excess sodium? (Na)

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Select the correct answer. what is the nature of the se-cl bond in a molecule of selenium chloride (secl2) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16?

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Distilled water is a completely neutral solution. what is its ph? a. 1 b. 7 c. 14 d. 0