Questions:
Structural Formula Problems
Assistance with questions
1. Select the correct structural formula for 4-ethyl1-1,5heptadiene
A). ch2=ch-ch2-ch ch=ch-ch3
Ch3
B) ch3=ch-ch2-ch-ch=ch-ch3
C2h5
c) ch2=ch-ch2-ch=ch-ch2-ch3
c2h5
2 structural formula for 1,1,3-triethylcyclohexane
3 structural formula for 3-methylpentane
ch3
4 what is the correct chemical name for ch3ch2ch2c ch3
Ch3
5. How many significant digits are there in 600.0 miles
a.1
b3
c4
d2
6. how many significant digits in 0.00060700cm3
A5
B3
C6
D8
7. calculate (1.1x10^2)(2.2x10^-8)(4.6 x10^-8)
A 3.67 x10^-7
B 3.67x10^21
C 3.67x10^11
D 3.67x10^1
8. Calculate (2.2x10^-5)(2.4x10^-7)
(6.2X10^-12)(1.05x10^-6)
A 8.94x10^-7
B 4.47x10^5
C 8.11x10^-7
D 8.11x10^5
9. (2.45)(4.3)^6(3.9)
a. 1.22x10^1
b, 4.81x10^9
c2.64x10^2
d 6.04x10^4
10. covert 5.36 pm to cm
a. 5.36x10^10cm
b5.36x10^-9cm
c5.36x10^-10cm
d5.36x10^4cm
11. convert 245 m3 to cm3
A 2.45x10^2cm3
B2.45x10^8cm3
C2.45x10^-6cm3
D 2.45x10^6cm3
12 convert 1.47 km/h/to mm/s
a. 5.29x10^9mm/s
b. 4.08x10^2mm/s
c. 5.29x10^-3mm/s
d. 4.08x10^-10mm/s
13 If your heart beats 1.2 beats per second how many times will it beat during 4 hours
A 1.73x10^4 heartbeats
B 4.8 heartbeats
C 1.2x10^4 heartbeats
D1.33x10^-3 heartbeats