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These resources are designed to help you familiarize yourself with the exam format, identify key topics, and practice effectively. Whether you're preparing for the May/June or GCE sessions, our curated materials provide both objective and theory questions to enhance your study sessions.","tags","waec nigeria west africa examination council","version","vip","location",{"_390":391,"_392":393},"type","Point","coordinates",[394,395],9.082,10.3671,"ng","priority",18,"createdOn",1755991949910,"updatedOn","questionsCount",27220,"courseCount",23,"examKey","questionData",{"_369":409,"_410":411,"_412":413,"_278":415,"_416":417,"_263":370,"_418":419,"_420":421,"_110":426},"4Dw9aIq2NIYrg9VmzkDxLqLarpepck","q","What volume of hydrogen would be left over when 300cm³ of oxygen and 1000cm of hydrogen are exploded in a sealed tube? [2H_2(g) + O_2(g) → 2H₂ O_g]","ans",[414],1,"2004","course","chemistry","exp","2H_2(g) + O _2(g) → 2H₂O_g
\n2V IV 2V
\n600cm³ 300cm³ 600cm³
\nThe volume of hydrogen left over
\n= 1000 - 600 = 400cm³?","opts",[422,423,424,425],"200 cm³","400 cm³","600cm³","700cm³",14,"14","initComment","initReply","actionData","errors"]

WAEC - Chemistry (2004 - No. 14)

Explanation

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