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3771

Duralumin consists of aluminum, copper?

  • A. Zinc and Gold
  • B. Lead and Manganese
  • C. Nickel and Silver
  • D. Manganese and Magnesium
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3772

An example of a polysaccharide is?

  • A. Dextrose
  • B. Mannose
  • C. Glucose
  • D. Starch
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3773

8g of CH\(_4\) occupies 11.2 at S.T.P. What volume would 22g of CH\(_3\)CH\(_2\)CH\(_3\) occupy under the same condition?

  • A. 3.7dm\(^3\)
  • B. 11.2dm\(^3\)
  • C. 22.4dm\(^3\)
  • D. 33dm\(^3\)
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3774

The best treatment for a student who accidentally poured conc tetraoxosulphate(vi) on his skin in the laboratory is to wash his skin with?

  • A. with cool running water
  • B. sodium hydroxide solution
  • C. iodine solution
  • D. sodium trioxonitrate(v) solution
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3775

Which of the gas laws does this graph illustrate?

  • A. Boyle
  • B. Charles
  • C. Gay-Lussac
  • D. Graham
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