• 2022-06-09
    According to the DLVO theory, if electrolyte (coagulant) is dosed, concentration of ions having same charge with the counter-ions would _____; the electric double layer would be compressed; zeta potential _____; stability _____; thus, colloid coagulation would occur.
    A: decrease; decrease; decrease
    B: increase; decrease; decrease
    C: increase; decrease; increase
    D: increase; increase; increase
  • B

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    • 0

      If the demand for orange juice is elastic, then as the price falls, quantity demanded for orange juice will ________ and total revenue for orange suppliers will ________. A: increase; increase B: decrease; increase C: decrease; decrease D: increase; decrease

    • 1

      A tariff is imposed on a good. This will ________ the domestic producer surplus, ________ the domestic consumer surplus, and ________ total surplus in the home country. A: increase; decrease; decrease B: increase; decrease; increase C: increase; remain unchanged; increase D: increase; increase; increase

    • 2

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    • 3

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    • 4

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