Homework Answers
5)D) 0.0009231 milliwatts = 9.231 x 10-4 milliwatts = 9.231 x 10-7 watts
6)C) 53657 nano seconds = 5.3657 x 10+4 nanoseconds = 5.3657 x 10-5 seconds
7)C) 5.32 milligrams=5.32 x 10-3 kilograms
8) 88900 megahertz=8.89 x 10+4 megahertz= 8.89 x 10+10 hertz
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231 milliwatts in scientific notation without prefixes. (a) 9.231 x 10-3 Watts (b) 9.231 x 10-4...
1. How many picoseconds are there in I Ma? (a) 10-18 (b) 1018 (c) 10-6 (d)...
1. How many picoseconds are there in I Ma? (a) 10-18 (b) 1018 (c) 10-6 (d) 106 (e) 10-12 2. How many micrograms make 1 kg? (a) 10-3 (b) 103 (c) 10-9 (d) 10 (e) 10-6 3. How many nanometers are there in 1 cm? (a) 107 (b) 10-7 (c) 1011 (d) 10-11 (e) 106 4. Rewrite 3582 gigabytes in scientific notation without prefixes. (a) 3.582 x 10-6 bytes (b) 3.582 x 10% bvtes (c) 3.582 x 10-9 bytes (d)...
Convert to Scientific Notation: a) 1300 kW b) 0.00541 kg/m^3 c) 231 * 10^3 m
Convert to Scientific Notation: a) 1300 kW b) 0.00541 kg/m^3 c) 231 * 10^3 m
1.2 Use appropriate multiple and submultiple prefixes to express the following quantities: (a) 4.71 x 10-8...
1.2 Use appropriate multiple and submultiple prefixes to express the following quantities: (a) 4.71 x 10-8 seconds (s) (b) 10.3 x 108 watts (w) (c) 0.00000000321 amps (A) (d) 0.1 meters (m) (e) 8,760,000 volts (V) ()3.16 x 10-16 hertz (Hz)
QUESTION 1 A. Change each of the following to scientific notation: 1. 0.000147 = 6.0.543 =...
QUESTION 1 A. Change each of the following to scientific notation: 1. 0.000147 = 6.0.543 = 2. 648 = 7. 1.64= 3. 0.00343 = 8. 833= 4. 7530 = 9. 200.0 x 102 = 5.71,200 = 10. 0.014 x 102 = B. Change each of the following from scientific notation to standard decimal notation: 1.1.76 x 102 = 6. 1.6 x 100 = 2. 4.27 x 10-3 = 7. 9.85 x 10-6 = 3. 9.85 x 10-2 = 8. 3.49...
9. Write the result of (4.36 x 101-36x 10(6.50x 10+7.94 x 10) in scientific notation with...
9. Write the result of (4.36 x 101-36x 10(6.50x 10+7.94 x 10) in scientific notation with the correct significant figures 10. If Samantha ran a distanice of 10 m in a direction 30P north of east in 5 s, and then, a distance of 6 m southwest 2 s later, what is ber average velocity in rectangular form (or component form)? Use the graph below for questions 11 - 15. Velocity versus Time 10 E 7 26 1 23 456789...
Lab Exercise IB Examples: 1000 is expressed as 1 x 10) (1000 is greater than (1000...
Lab Exercise IB Examples: 1000 is expressed as 1 x 10) (1000 is greater than (1000 is greater than 1, so the exponent is positive) tion of 1. so the exponent is negative) 0.001 is expressed as 1 x 10-3 (0,001 is a fraction of 1 Note: you cannot just count the number of Os, you ne need to count the number of places th decimal moves to make the coefficient be greater Now lets combine all 3 rules: 0.00000000000308...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol L-1 (D) 1.6 x 106 mol L-1 35. At 400 K, this reaction has Kp- 8.2 x 10. SO3(g)SO2(g)/ 02(g) What is Kp at 400 K for the following reaction? 2 SO3(g) 2 SO2(g) + O2(g) (B) 8.2 x...
3 Cl2 + 6 KOH 5 KC - KCIOS - 3H30 a. How many moles of Cly have to react to produce 15 x 10 moles of KCIO3? b. How...
3 Cl2 + 6 KOH 5 KC - KCIOS - 3H30 a. How many moles of Cly have to react to produce 15 x 10 moles of KCIO3? b. How many grams of KCl are produced from the complete reaction of 3.0 moles of KOH? c. How many moles of Cly have to react to produce 5.40 x 103 g of H20? d. How many molecules of KOH have to react to produce 1.5 moles of H20? e. How many...
3. (1 pts) How many significant figures in the following a) 350.0452 b) 0.004500 4. (2...
3. (1 pts) How many significant figures in the following a) 350.0452 b) 0.004500 4. (2 pts) Convert the following from scientific notation to decimal or vice versa. Use correct sig tigs. a) 3.221 x 10 mm b) 0.000421 ml c) 6.4100 x 10 km d) 66,070 g 5. (2 pts) Mercury in thermometers freeze at -32.5°C. What is the temperature in degrees Fahrenheit? T = 9/5 T +32°F 2.54cm/1") 6. (2pts) Write the equality and conversion factors (ratios for...
Part 3: Part 4 Explain how you arrived at your answer to question 10 above. Clearly...
Part 3: Part 4 Explain how you arrived at your answer to question 10 above. Clearly identify which test and what sig was used to arrive at your conclusion. At a different clinic, patients were recruited to analyze the effects of various variables in explaining Total Cholesterol (mg/dL). Some of the variables included in this study are Age in years at screening, Weight (kg), Gender, Triglyceride (mg/dL), Direct HDL-Cholesterol (mg/dL), Fasting Glucose (mg/dL), and Systolic Blood Pressure (1st reading). A...
1. How many picoseconds are there in I Ma? (a) 10-18 (b) 1018 (c) 10-6 (d) 106 (e) 10-12 2. How many micrograms make 1 kg? (a) 10-3 (b) 103 (c) 10-9 (d) 10 (e) 10-6 3. How many nanometers are there in 1 cm? (a) 107 (b) 10-7 (c) 1011 (d) 10-11 (e) 106 4. Rewrite 3582 gigabytes in scientific notation without prefixes. (a) 3.582 x 10-6 bytes (b) 3.582 x 10% bvtes (c) 3.582 x 10-9 bytes (d)...
1.2 Use appropriate multiple and submultiple prefixes to express the following quantities: (a) 4.71 x 10-8 seconds (s) (b) 10.3 x 108 watts (w) (c) 0.00000000321 amps (A) (d) 0.1 meters (m) (e) 8,760,000 volts (V) ()3.16 x 10-16 hertz (Hz)
QUESTION 1 A. Change each of the following to scientific notation: 1. 0.000147 = 6.0.543 = 2. 648 = 7. 1.64= 3. 0.00343 = 8. 833= 4. 7530 = 9. 200.0 x 102 = 5.71,200 = 10. 0.014 x 102 = B. Change each of the following from scientific notation to standard decimal notation: 1.1.76 x 102 = 6. 1.6 x 100 = 2. 4.27 x 10-3 = 7. 9.85 x 10-6 = 3. 9.85 x 10-2 = 8. 3.49...
9. Write the result of (4.36 x 101-36x 10(6.50x 10+7.94 x 10) in scientific notation with the correct significant figures 10. If Samantha ran a distanice of 10 m in a direction 30P north of east in 5 s, and then, a distance of 6 m southwest 2 s later, what is ber average velocity in rectangular form (or component form)? Use the graph below for questions 11 - 15. Velocity versus Time 10 E 7 26 1 23 456789...
Lab Exercise IB Examples: 1000 is expressed as 1 x 10) (1000 is greater than (1000 is greater than 1, so the exponent is positive) tion of 1. so the exponent is negative) 0.001 is expressed as 1 x 10-3 (0,001 is a fraction of 1 Note: you cannot just count the number of Os, you ne need to count the number of places th decimal moves to make the coefficient be greater Now lets combine all 3 rules: 0.00000000000308...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol L-1 (D) 1.6 x 106 mol L-1 35. At 400 K, this reaction has Kp- 8.2 x 10. SO3(g)SO2(g)/ 02(g) What is Kp at 400 K for the following reaction? 2 SO3(g) 2 SO2(g) + O2(g) (B) 8.2 x...
3 Cl2 + 6 KOH 5 KC - KCIOS - 3H30 a. How many moles of Cly have to react to produce 15 x 10 moles of KCIO3? b. How many grams of KCl are produced from the complete reaction of 3.0 moles of KOH? c. How many moles of Cly have to react to produce 5.40 x 103 g of H20? d. How many molecules of KOH have to react to produce 1.5 moles of H20? e. How many...
3. (1 pts) How many significant figures in the following a) 350.0452 b) 0.004500 4. (2 pts) Convert the following from scientific notation to decimal or vice versa. Use correct sig tigs. a) 3.221 x 10 mm b) 0.000421 ml c) 6.4100 x 10 km d) 66,070 g 5. (2 pts) Mercury in thermometers freeze at -32.5°C. What is the temperature in degrees Fahrenheit? T = 9/5 T +32°F 2.54cm/1") 6. (2pts) Write the equality and conversion factors (ratios for...
Part 3: Part 4 Explain how you arrived at your answer to question 10 above. Clearly identify which test and what sig was used to arrive at your conclusion. At a different clinic, patients were recruited to analyze the effects of various variables in explaining Total Cholesterol (mg/dL). Some of the variables included in this study are Age in years at screening, Weight (kg), Gender, Triglyceride (mg/dL), Direct HDL-Cholesterol (mg/dL), Fasting Glucose (mg/dL), and Systolic Blood Pressure (1st reading). A...
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