Convert the following units. Make sure that your answer has the proper number of significant figures....
Convert the following units. Make sure that your answer has the proper number of significant figures.
a. 4.8 g/cm3 to kg/m3
b. 941 µm to km. Use scientific notation for your answer. (µ is the prefix "micro" and 1 µm = 1 x 10−6 m)
c. The speed of light is 2.9989 x 108 m/s. Convert to miles/hour. Use scientific notation in your answer.
d. 782 kg to µg. Use scientific notion for your answer.
Homework Answers
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Convert the following units. Make sure that your answer has the
proper number of significant figures....
show work please 2. Convert the following units. Make sure that your answer has the proper...
show work please
2. Convert the following units. Make sure that your answer has the proper number of significant figures a. 4.8 g/cma to kg/m b. 941 μm to km. Use scientific notation for your answer. (μ is the prefix "micro" and 1 μm 1 x 10-6 m) c. The speed of light is 2.9989 x 108 m/s. Convert to miles/hour. Use scientific notation in your answer. d. 782 kg to ug. Use scientific notion for your answer.
Draw a correctly labeled motion diagram for each of the following scenarios. Make sure you include...
Draw a correctly labeled motion diagram for each of the following scenarios. Make sure you include both velocity and acceleration vectors. a. A car travels along a straight, flat road at a steady speed. b. A truck slows down and comes to a stop as it approaches a red traffic light. c. A train accelerates as it leaves the train station and then keeps moving at a constant speed. d. A bungee jumper jumps from a high bridge. Initially the...
Carry out the following conversions. Report your answer to the correct number of significant figures. (a)...
Carry out the following conversions. Report your answer to the correct number of significant figures. (a) 102 m/s to ft/min × 10 ft/min (Enter your answer in scientific notation.) (b) 74.6 cm3 to in3 in3 (c) 47.4 g/mL to lb/in3 lb/in3
Help with these practice problems please Dec 4. (20 pts) Convert the following,using proper sig figs....
Help with these practice problems please
Dec 4. (20 pts) Convert the following,using proper sig figs. a. 473900 mg to kg b. 5.443 cm/sec to m/hrs 4. (S pts) In Canada the speed limit on a highway is 100. Km/hour per. what would that be in miles per hour? (1mile-1.609 5. (5 pts) Why is the concept of scientific notation important? 6. (8 pts) How many significant figures are in each number a. 342000 b. 0.0450 c. 21876. 8 planets...
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...
Perform the following calculation. Make sure to pay attention to significant figures. Your answer should be...
Perform the following calculation. Make sure to pay attention to significant figures. Your answer should be in scientific notation. (161*0.88/7625) * (0.04795/32.70)
Be sure to answer all parts. Report your answer with the proper number of significant figures....
Be sure to answer all parts. Report your answer with the proper number of significant figures. Magnesium is used in lightweight alloys for airplane bodies and other structures. The metal is obtained from seawater in a process that includes precipitation, neutralization, evaporation, and electrolysis. How many kilograms of magnesium can be obtained from 7.00 km3 of seawater if the initial Mg2+concentration is 0.15% by mass? (d of seawater = 1.04 g/mL) I got 1.06 x 10^14 not right
Answer the following and round to the correct number of significant figures (don't forget units). a)...
Answer the following and round to the correct number of significant figures (don't forget units). a) 0.02123 m + 1.12 m + 0.00123 m = b) 2.3 cm - 1.23 cm + 120 cm = c) 25,430 km - 3,500 km + 200 km = d) (1.21 x 105 ) x (2.6 x 103 ) = e) 7.13 mm x 9.1 mm = f) 3.0 cm x 8.222 cm = g) 4.1 g ÷ 0.121 cm = h) 0.413 ÷...
1. Express the answer to the following problems using the correct number of significant figures a....
1. Express the answer to the following problems using the correct number of significant figures a. 1.144 x 10 20.0 b. 4.77 x 101 -9.16 x 10 2. Express the Boltzmann constant (1.38065 x 102" kg m's K') in units of miles' lb yrK 3. Convert 9.997 x 101 g cm* into kg km 4. The Reynolds number is used to deseribe the conditions of particle settling If the Reynolds number is given by the following equation Where v, is...
For Questions 815 cound the number seven to 3 segnaficant figures, Include units on your answer....
For Questions 815 cound the number seven to 3 segnaficant figures, Include units on your answer. Remember do we the correct format for sceentec nolation | ESሉ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ህ ህ | | | (s)_82.333 40 . (9)_12 990 ዓ8L o) 329 0 ( 1 o,002 ver) 12. 2 3 22 O42_M _ በ22, OBላ እ ክ 4 | 3, 4 360 (S_\e , 23 4 1 1 02 229_M/rro...
show work please
2. Convert the following units. Make sure that your answer has the proper number of significant figures a. 4.8 g/cma to kg/m b. 941 μm to km. Use scientific notation for your answer. (μ is the prefix "micro" and 1 μm 1 x 10-6 m) c. The speed of light is 2.9989 x 108 m/s. Convert to miles/hour. Use scientific notation in your answer. d. 782 kg to ug. Use scientific notion for your answer.
Help with these practice problems please
Dec 4. (20 pts) Convert the following,using proper sig figs. a. 473900 mg to kg b. 5.443 cm/sec to m/hrs 4. (S pts) In Canada the speed limit on a highway is 100. Km/hour per. what would that be in miles per hour? (1mile-1.609 5. (5 pts) Why is the concept of scientific notation important? 6. (8 pts) How many significant figures are in each number a. 342000 b. 0.0450 c. 21876. 8 planets...
1. Express the answer to the following problems using the correct number of significant figures a. 1.144 x 10 20.0 b. 4.77 x 101 -9.16 x 10 2. Express the Boltzmann constant (1.38065 x 102" kg m's K') in units of miles' lb yrK 3. Convert 9.997 x 101 g cm* into kg km 4. The Reynolds number is used to deseribe the conditions of particle settling If the Reynolds number is given by the following equation Where v, is...
For Questions 815 cound the number seven to 3 segnaficant figures, Include units on your answer. Remember do we the correct format for sceentec nolation | ESሉ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ቱ ህ ህ | | | (s)_82.333 40 . (9)_12 990 ዓ8L o) 329 0 ( 1 o,002 ver) 12. 2 3 22 O42_M _ በ22, OBላ እ ክ 4 | 3, 4 360 (S_\e , 23 4 1 1 02 229_M/rro...
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