The peak Mount Saint Elias Alaska, State has an elevation of 5.489 Km. what is t

Question

The peak Mount Saint Elias Alaska, State has an elevation of 5.489 Km. what is this altitude in feet? (1 mi = 5280 ft = 1.609 km) 18, 012 ft 16, 158ft 14, 577 ft 12, 615 ft 10, 960 ft Which of the following is a high-energy particle with a negative charge? gamma beta neutron proton neutrino Antimony is best described as a Metal nonmetal novel gas metalloid Transition metal Which the following would correctly complete this fusion reaction?^14_6C rightarrow^14_7N +^0_-1e^1_0n^4_2He^2_1H^1_1H How many unpaired electrons are in As^3- 0 1 2 3 4 Give the correct name for Co_2S_3 Cobalt(III) sulfite Cobalt(II) sulfide Cobalt(II) sulfite Cobalt(III) sulfide Cobalt(II) sulfate Which of the following bonds could be described as nonpolar? C-H B-As sp^3 dsp^3 d^2sp^3 Which of the following molecules contains an atom that is sp hybridized? H_2C=CH_2 HC identicalto C-CH_3 H_3C-CH_3 CH_4 O=CH_2 Indicate which of the following pairs of liquids is most likely to be immiscible. isopropanol in water CH_3OH and water HNO_3 and water Bromine in hexane Gasoline and water Identify the set of stoichiometric coefficients that balance the reaction equation for the combustion of pentane. 1, 4, 5, 6 2, 16, 10, 6 1, 8, 5, 6 2, 16, 5, 12 1, 8, 6, 6

Explanation / Answer

1. 1 Km = 3280.84ft

     5.489km = 5.489*3280.84ft   = 18008.53ft

A. 18012ft

2. beta particles are negatively charged and high energetic.

B beta

3. D . metalloid

4. 6C14 -------> 7N14 + -1e0

   A. -1e0

5. As-3 it contains Ar electronic configuration in it's shell. So no unpaired electrons

   A.0

6. A

7. B-As = 2-2 = 0 it is non polar

   B. B-As

8. C Sp3

9. b

10. E.

11. C5H12 + 8O2 --------> 5Co2(g) + 6H2O(g)

C.

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