I did my calculations wrong

  1. What is the energy of a photon corresponding to radio waves of frequency 1.475 106 /s? I got 9.77e-28 as an answer and its wrong
    1. answers icon 2 answers
    2. Lance asked by Lance
    3. views icon 642 views
  2. At what speed must an electron travel to have a wavelength of 13.6 pm? I got 9.89x10^-15 m/s as the answer and its wrong where
    1. answers icon 1 answer
    2. Lance asked by Lance
    3. views icon 417 views
  3. I did my calculations wrong and now Im going to get a bad, bad, bad grade on my lab report I need to know what how to find the
    1. answers icon 2 answers
    2. Olyvia asked by Olyvia
    3. views icon 372 views
  4. At what speed must an electron travel to have a wavelength of 13.6 pm? I got 9.89x10^-15 as the answer and its wrong where did I
    1. answers icon 1 answer
    2. Lance asked by Lance
    3. views icon 498 views
  5. x/3+2=x/6In solving this problem do I divide 3 from both sides are what. I am a bit lost. please show me the steps so I can see
    1. answers icon 1 answer
    2. jessica asked by jessica
    3. views icon 475 views
  6. Calculate [\rm H_3O^+] given [\rm OH^-] in each of the following aqueous solutions.[\rm OH^-] = 7.1×10^11M What calculations do
    1. answers icon 1 answer
    2. jennifer andersen asked by jennifer andersen
    3. views icon 458 views
  7. When experimentally determining the rate law, i am getting a negative fraction. is that right or am i doing something wrong?It
    1. answers icon 0 answers
    2. Kara asked by Kara
    3. views icon 468 views
  8. clarify why parallax just works for stars that r less than 200 light years away.It is because of the smaller angles involved in
    1. answers icon 3 answers
    2. Sara asked by Sara
    3. views icon 429 views
  9. A.She needs 3 more inches to make four 2-inch by 11-inch strips. B. She will have 3 inches of the 8.5-inch by 11-inch piece of
    1. answers icon 0 answers
    2. chelsea asked by chelsea
    3. views icon 164 views
  10. These are all true or false questions, and I think some of my answers may be wrong. Could someone please check them for me?1)
    1. answers icon 0 answers
    2. Lindsay asked by Lindsay
    3. views icon 632 views