• 2022-06-07
    -4.00-2.00×15/+3.00+1.00×15=()。
    A: -1.00+1.00×15
    B: +1.00-1.00×15
    C: -1.00-1.00×15
    D: -l.00-1.00×105
  • C

    内容

    • 0

      欲配制1.00 L 1.00 mol·L-1的NaCl溶液,可将58.5 g NaCl溶于1.00 L水中

    • 1

      -6.00/+5.00=() A: -11.00 B: -1.00 C: +1.00 D: +11.00

    • 2

      +3.00联合-2.00=() A: -1.00 B: +5.00 C: -5.00 D: +1

    • 3

      20MnSi的Mn含量在() A: 0.70~1.00% B: 1.00~1.20% C: 1.20~1.70% D: 1.70~2.00%

    • 4

      As of today, the spot exchange rate is €1.00 = $1.60 and the rates of inflation expected to prevail for the next year in the U.S. is 2% and 3% in the euro zone. What is the one-year forward rate that should prevail? ( ) A: €1.00 = $1.6157 B: €1.6157 = $1.00 C: €1.00 = $1.5845 D: $1.00 × 1.03 = €1.60 × 1.02