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Calculate 4.8×10−3−9.4×10−6. Express the answer

UMM.. I keep coming up with the wrong answer? How do I calculate this?1. Calculate the number of Li atoms in 9.9 moles of Li.
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2. asked by Jennie
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Calculate the ratio of the effusion rate of oxygen gas (O2) to that of nitrogen gas (N2). Express your answer in decimal form
1. 3 answers
2. asked by Mary
3. 3,316 views
when i calculate the density from my measurement,mass=154.4, volume=175.00,and got 0.8823 g/cmexp3 as the answer,so do i have to
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2. asked by Katrina
3. 764 views
Shown below is the optical absorption spectra for a materialwavenumber=9.1*10e5 Calculate the bandgap of this material. (Express
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2. asked by DDD
3. 411 views
I-I:150F-F:160 C-C:350 H-H:435 (a) Calculate the energy of the I-F bond. Express your answer in units of kJ/mol. unanswered (b)
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2. asked by Anonymous
3. 458 views
Is the answer to this question 1.42 ? Just the answer :Calculate the pH of a solution prepared by mixing 49.25 mL 0.080 M
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2. 30 views
Just the answer :Calculate the pH of a solution prepared by mixing 49.25 mL 0.080 M NaOH(aq) with 260.9 mL 0.060 M HClaq).
1. 1 answer
2. 23 views
Calculate 6.25 × 10^6 −4.73 × 10^6 . Express your answer in scientific notation to 2 decimal places. (hint: the answer is
1. 1 answer
2. asked by @fw.2trimm is my instagram if u want ta follow
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Calculate the [H3O+] of each aqueous solution with the following [OH-]:urine, 1.8 x 10^-9 M Express your answer to two
1. 1 answer
2. 79 views
Calculate 4.8 x 10^-3 - 9.4 x 10^-6 express the answer in scientific notation
1. 1 answer
2. 23 views