Convert the following quantities. Watch for significant figures and when appropriate, express the value in scientific...
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Convert the following quantities. Watch for significant figures and when appropriate, express the value in scientific notation. Show all calculations
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1.34 grams into milligrams
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21.4 kilograms into pounds
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130 microlitres into litres
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2.00 centimetres into millimetres
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48.9 centimetres into inches
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Homework Answers
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Convert the following quantities. Watch for significant
figures and when appropriate, express the value in scientific...
3. Express the following numbers and computed results in scientific notation, paying attention to significant figures...
3. Express the following numbers and computed results in scientific notation, paying attention to significant figures a. 0.000000550 b. 3,200,000
Watch for significant figures. Show your calculations. Include units. NOT exact: 1 quart=0.94635 liters; 1 mile...
Watch for significant figures. Show your calculations. Include units. NOT exact: 1 quart=0.94635 liters; 1 mile = 1.6093 kilometers 1 meters = 39.37 inches; 1 pound - 453.6 g Exact: 4 quarts = 1 gallon; 1 quart=32 ounces 3. (2 points) A man weighs 155 pounds. How many kilograms is that? 4. (2 points) How many 8.0 ounce glasses of wine can you pour from a 750.-ml bottle of wine?
Practice Problem # 1 Convert the following values and Express the result to three significant figures....
Practice Problem # 1 Convert the following values and Express the result to three significant figures. Use an appropriate prefix. .200 lb-ft to N-m 350 lb/ft3 to kN/m3 8 ft/h to mm/s Lecture 1 Newton's Three Laws of Motion Page 4) Dr. Omaira M. Collazos [email protected] Practice Problem # 2 .What is the mass in both slugs and kilograms of a 1000-lb beam?
1. Perform the following and express the answer in scientific notation with proper significant figures. 1....
1. Perform the following and express the answer in scientific notation with proper significant figures. 1. 10.6 cm_______________ =____________ m 2. 450,000 ug_______________ =____________ g 3. 12 mL_______________ =____________ cL 4. 50 Mton_______________ =____________ ton 5. 4,600 nm_______________ =____________ um 6. 0.058 kg_______________ =____________ dg 7. 2460 uL_______________ =____________ dL 8. 0.015 s_______________ =____________ ms 9. 0.66 um_______________ =____________ mm 10. 0.062 g_______________ =____________ cg 11. 12,500 cL_______________ =____________ L 12. 61,500 nm_______________ =____________ cm 13. 0.0520 kg_______________ =____________ dag...
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...
college physics with integrared aproach to forces meters with the appropriate number of significant fig. ures...
college physics with integrared aproach to forces
meters with the appropriate number of significant fig. ures and in scientific notation: radius r= 1: through the a blood flow th 38. A molecule i many meters (millisecond molecules? 3.08 × 10-1 km + 2.00 × 103 cm 25. Given these measurements, identify the number of signifi- cant figures and rewrite in standard scientific notation. (a) 0,00574 kg (b) 2 m (c) 0.450 x 102 m (d) 45.0 kg (e) 10.09 ×104...
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...
please answer wuestions 7-9 sed as a medication to treat a ac arrest (Figure 11.39). This...
please answer wuestions 7-9
sed as a medication to treat a ac arrest (Figure 11.39). This Calculations The concentration, or the amount of solu amount of solution mount of solution at a given temperature and pressure. The amount of solute dissolved in a given regularly quantified when working in o when working in a scientific context or hospital sing. Epinephrine, for example, is used as a medication 10 number of conditions including cardiac arrest (Figure 11.571 medication is distributed as...
The example given the following problem: I used 1.50 grams of the CaCl2•2H2O. I just want...
The example given the following problem:
I used 1.50 grams of the
CaCl2•2H2O.
I just want to make sure I did my calculations right?
Could someone please review my answers and provide appropriate
feedback my their answers to mine differ?
If they do, can you show your work.
A step-by-step example of this process, using the balanced equation from Figure 1, is shown below: CuSO4(aq)2NaOH(aq) -> Cu(OH)2(s) Na2SO4(aq) Assuming there are only 5.70 grams of CuSO4 available, how many grams...
need help with questions 5,6, and 7 Assignment #2 WO Chapter 3, 4, 5, 6 &...
need help with questions 5,6, and 7
Assignment #2 WO Chapter 3, 4, 5, 6 & 7: Energy Balance and Weight Management Directions: Answer the following questions using the formulas found in Chapter 6 & 7. All work must be added to receive full credit (10-points). By completing this assignment you will satisfy #4 ECO objective and #11 and #12 MO/CO. 1. Calculate the EER for a 25-year-old man who weighs 198 pounds, is 5'8" tall and has a low...
3. Express the following numbers and computed results in scientific notation, paying attention to significant figures a. 0.000000550 b. 3,200,000
Watch for significant figures. Show your calculations. Include units. NOT exact: 1 quart=0.94635 liters; 1 mile = 1.6093 kilometers 1 meters = 39.37 inches; 1 pound - 453.6 g Exact: 4 quarts = 1 gallon; 1 quart=32 ounces 3. (2 points) A man weighs 155 pounds. How many kilograms is that? 4. (2 points) How many 8.0 ounce glasses of wine can you pour from a 750.-ml bottle of wine?
Practice Problem # 1 Convert the following values and Express the result to three significant figures. Use an appropriate prefix. .200 lb-ft to N-m 350 lb/ft3 to kN/m3 8 ft/h to mm/s Lecture 1 Newton's Three Laws of Motion Page 4) Dr. Omaira M. Collazos 
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...
college physics with integrared aproach to forces
meters with the appropriate number of significant fig. ures and in scientific notation: radius r= 1: through the a blood flow th 38. A molecule i many meters (millisecond molecules? 3.08 × 10-1 km + 2.00 × 103 cm 25. Given these measurements, identify the number of signifi- cant figures and rewrite in standard scientific notation. (a) 0,00574 kg (b) 2 m (c) 0.450 x 102 m (d) 45.0 kg (e) 10.09 ×104...
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...
please answer wuestions 7-9
sed as a medication to treat a ac arrest (Figure 11.39). This Calculations The concentration, or the amount of solu amount of solution mount of solution at a given temperature and pressure. The amount of solute dissolved in a given regularly quantified when working in o when working in a scientific context or hospital sing. Epinephrine, for example, is used as a medication 10 number of conditions including cardiac arrest (Figure 11.571 medication is distributed as...
The example given the following problem:
I used 1.50 grams of the
CaCl2•2H2O.
I just want to make sure I did my calculations right?
Could someone please review my answers and provide appropriate
feedback my their answers to mine differ?
If they do, can you show your work.
A step-by-step example of this process, using the balanced equation from Figure 1, is shown below: CuSO4(aq)2NaOH(aq) -> Cu(OH)2(s) Na2SO4(aq) Assuming there are only 5.70 grams of CuSO4 available, how many grams...
need help with questions 5,6, and 7
Assignment #2 WO Chapter 3, 4, 5, 6 & 7: Energy Balance and Weight Management Directions: Answer the following questions using the formulas found in Chapter 6 & 7. All work must be added to receive full credit (10-points). By completing this assignment you will satisfy #4 ECO objective and #11 and #12 MO/CO. 1. Calculate the EER for a 25-year-old man who weighs 198 pounds, is 5'8" tall and has a low...
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