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please show work for questions 5,10, 15, 20, 25, 30,and 35.
Homework: Conversions A. Use your...
CHEM QUESTIONS PLEASE ANSWER CORRECTLY !! AND EXAMPLE HOW TO DO IT 1.Classify each of the...
CHEM QUESTIONS PLEASE ANSWER CORRECTLY !! AND EXAMPLE HOW TO DO IT 1.Classify each of the following as a chemical change or physical change: burning gasoline, making ice cubes, boiling oil, melting lead, rusting iron, making ammonia from nitrogen and hydrogen, digesting food 2. how many grams are in the following? a. 1kg b.1mg 3. make the following conversions a. 42.6 kg to L B . 1.62 lb to g c.34 in to cm d.37.2 km to mi e.2.73 gal...
Work out the following problems showing all steps and unit conversions. Express all answers in Standard...
Work out the following problems showing all steps and unit conversions. Express all answers in Standard Scientific Notation, to the appropriate number of Significant Figures. 1) 6.0 ml/sec x 4.0 hrs = ? gal 2) 10 L/hr x 2 days = ? liquid ounces 3) 3.00 cm/day x 5.05 years = ? mi 4) 20. L/sec x 4.0 hr = ?? gal 5) 50. m/sec x 2.00 hr = ?? km 6) 1.5 x 10-5 m/sec x 2.5 x 10-3...
a. 4.0 km b. 3.40 km c. 250 km d. 0.25 km e. none 12. Convert...
a. 4.0 km b. 3.40 km c. 250 km d. 0.25 km e. none 12. Convert 375 pounds to kilograms. a. 826 kg b. 14.0 kg c. 170 kg d. 82 kg e. none 13. Express 12 km/L in mi/gal a. 7.0 mi/gal b. 28 mi/gal c. 31 mi/gal d. 73 mi/gal f. 32 mi/gal 14. How many minutes will it take for a car that is travelling 8.0 x 10 mi/h to travel 200 km? a. 93 min b....
HOME WORK 1 (from McMurry and Fey 6th edition) QTNS: 1.70, 1.64, 1.74, 1.79(b), 1.92, 1.98...
HOME WORK 1 (from McMurry and Fey 6th edition) QTNS: 1.70, 1.64, 1.74, 1.79(b), 1.92, 1.98 1) Which quantity in each of the following pairs is larger? (a) (b) (c) 5.63 x 106 cm or 6.02 x 101 km 46 μs or 3.2 x 10-2 ms 200,098 g or 17 x 101 kg 2) How many significant figures are in each of the following measurements? 35.0445 g (b) 59.0001 cm (a) (d) 0.00450 m (c) 0.03003 kg (f) 3.8200 x...
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...
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...
12. Convert 375 pounds to kilograms. a. 826 kg b. 14.0 kg c. 170 kg d....
12. Convert 375 pounds to kilograms. a. 826 kg b. 14.0 kg c. 170 kg d. 82 kg e. none 13. Express 12 km/L in mi/gal a. 7.0 mi/gal b. 28 mi/gal C. 31 mi/gal d. 73 mi/gal f. 32 mi/gal 14. How many minutes will it take for a car that is travelling 8.0 x 10 mi/h to travel 200 km? a. 93 min b.62 min c. 75 min d. 200 min e. none of the above 15. How...
Can someone please explain how to do this? your work for the first 2 problems below*...
Can someone please explain how to do this?
your work for the first 2 problems below* You must show your work for all problems and the answers must be in correct form SI to SI basic unit 1) 0.0327 Mm-? m For 3 thru 11 do the conversion in either scientific form OR decimal form--not both! 2) 742,380.56 um-? m YOU MUST SHOW YOUR WORK to get full credit for a correct answer SI to SI 3) 5,543 mg-? kg...
given the information: answer clear and correct 1 Common conversions: 1 hr = 3600 s 1...
given the information:
answer clear and correct
1 Common conversions: 1 hr = 3600 s 1 N = 1 kg*m/s2 1 J = 1 N*m = 1 kg*m/s? 1 W = 1 J/s = 0.738 ft-lb/s 1 hr = 550 ft-lb/s = 746 W 1 kW*h = 3.60x106 J 1 eV = 1.602x10-19 J 1 C = 1 A's 1 V = 1 J/C 12 = 1 VIA 1 A = 1 C/s 1 T = 1 N/A m 1...
EXPERIMENT 13 REPORT SHEET DOSAGE CALCULATIONS Name: CHI01 Lab Section A. DIMENSIONAL ANALYSIS METHOD Please show...
EXPERIMENT 13 REPORT SHEET DOSAGE CALCULATIONS Name: CHI01 Lab Section A. DIMENSIONAL ANALYSIS METHOD Please show all calculations for solving the problems. 1.2200 m- Date: Drawer: Instructor . 2. 3.44 mem km 3. 1,235,500 cm 4. 31,625 kg- km .8 - . - 6. 420 hr- wks 5, 49 oz = lb 1850 g = 8. 7. 78 ft /sec_ mi/hr 02.2Lt 9.0.82 qt- -mL A child requires a 7 mL dose of medicine each day. How many days would...
a. 4.0 km b. 3.40 km c. 250 km d. 0.25 km e. none 12. Convert 375 pounds to kilograms. a. 826 kg b. 14.0 kg c. 170 kg d. 82 kg e. none 13. Express 12 km/L in mi/gal a. 7.0 mi/gal b. 28 mi/gal c. 31 mi/gal d. 73 mi/gal f. 32 mi/gal 14. How many minutes will it take for a car that is travelling 8.0 x 10 mi/h to travel 200 km? a. 93 min b....
HOME WORK 1 (from McMurry and Fey 6th edition) QTNS: 1.70, 1.64, 1.74, 1.79(b), 1.92, 1.98 1) Which quantity in each of the following pairs is larger? (a) (b) (c) 5.63 x 106 cm or 6.02 x 101 km 46 μs or 3.2 x 10-2 ms 200,098 g or 17 x 101 kg 2) How many significant figures are in each of the following measurements? 35.0445 g (b) 59.0001 cm (a) (d) 0.00450 m (c) 0.03003 kg (f) 3.8200 x...
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...
12. Convert 375 pounds to kilograms. a. 826 kg b. 14.0 kg c. 170 kg d. 82 kg e. none 13. Express 12 km/L in mi/gal a. 7.0 mi/gal b. 28 mi/gal C. 31 mi/gal d. 73 mi/gal f. 32 mi/gal 14. How many minutes will it take for a car that is travelling 8.0 x 10 mi/h to travel 200 km? a. 93 min b.62 min c. 75 min d. 200 min e. none of the above 15. How...
Can someone please explain how to do this?
your work for the first 2 problems below* You must show your work for all problems and the answers must be in correct form SI to SI basic unit 1) 0.0327 Mm-? m For 3 thru 11 do the conversion in either scientific form OR decimal form--not both! 2) 742,380.56 um-? m YOU MUST SHOW YOUR WORK to get full credit for a correct answer SI to SI 3) 5,543 mg-? kg...
given the information:
answer clear and correct
1 Common conversions: 1 hr = 3600 s 1 N = 1 kg*m/s2 1 J = 1 N*m = 1 kg*m/s? 1 W = 1 J/s = 0.738 ft-lb/s 1 hr = 550 ft-lb/s = 746 W 1 kW*h = 3.60x106 J 1 eV = 1.602x10-19 J 1 C = 1 A's 1 V = 1 J/C 12 = 1 VIA 1 A = 1 C/s 1 T = 1 N/A m 1...
EXPERIMENT 13 REPORT SHEET DOSAGE CALCULATIONS Name: CHI01 Lab Section A. DIMENSIONAL ANALYSIS METHOD Please show all calculations for solving the problems. 1.2200 m- Date: Drawer: Instructor . 2. 3.44 mem km 3. 1,235,500 cm 4. 31,625 kg- km .8 - . - 6. 420 hr- wks 5, 49 oz = lb 1850 g = 8. 7. 78 ft /sec_ mi/hr 02.2Lt 9.0.82 qt- -mL A child requires a 7 mL dose of medicine each day. How many days would...
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