I'll give you brainliest, if your answer is right :) Element A is in group 1A with a molar mass of 10 g/mol
Element B is in group 7A with a molar mass of 30g/mol
a, A (solid) and B (gas) undergoes a combination reaction. Write the balanced chemical equation.
b, How many grams of B2 are needed to form a 2.5 M solution of AB with a volume of 250 mL?
Answers: 1
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