chem

posted by .

are these correct when solving for proper significant figures

2.33 + 4.0045=6.33
.000456 + 1.0023=1.0027
2.33/4.0045=.582

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math

    I am trying to convert km to meters, centimeters and milimeters. Some of the orignals are like 1.5 km= ?
  2. Chemistry

    I am trying to answer my questions for thermal decomposition of malachite lab. I have moles of malachite in 1g= 0.0045 moles of Cuo produced= 0.0009 ratio of moles of Cuo produced per moles of malachite decomposed=0.0045/0.0009=5.1 …
  3. chemistry

    Given the plot of 1 vs 1ni2, what is the value of nf?
  4. Chemistry

    Okay so I'm doing doing significant figures in chem. And I was just wondering for problems like this: .000456 dm + .00524 m Do I have to actually convert stuff?
  5. chemistry

    what is the ph of a solution that has [H] = 0.0045 can you show steps pls
  6. Math

    1. Is it more appropriate to use scientific notation for approximates or exact numbers?
  7. math

    order these decimals greatest to least 0.08, 0.09, 1.4, 0.0045, 2.9
  8. Chemistry

    Suppose that 30.0 mL of 0.20 M C6H5COOH(aq) is titrated with 0.30 M KOH(aq) (a) What is the initial pH of the 0.20 M C6H5COOH(aq)?
  9. Significant Figures

    I'm having a hard time with significant figures. Any help would be appreciated. The first one is 0.0000000502. I put that it has three significant figures. Is this correct?
  10. Chemistry

    0.0045 M HNO3 calculate the H3O concentration

More Similar Questions