Reflected shock waves allowed temperatures from 1230 to 1800 K and pressures from 7.3 to 9.5. atm to be obtained. These measurements have shown that cyclopentane is much less reactive than. cyclohexane, as for a given temperature the observed autoignition delay times were about ten times. higher for the C5 compound compared to the C6. Detailed mechanisms for the combustion of cyclohexane and cyclopentane have been proposed to.
Your Tax Dollars at Work. The average income in 2011 was $41,560. With this salary and a single filing status, you could expect to pay around $5,153 (12.4 percent of your earnings) in federal taxes, in addition to $2,577 (6.2 percent) toward Social Security and $603 (1.5 percent) toward Medicare.
Combining the payroll taxes for Social Security's retirement and survivors program, Social Security's disability program, and Medicare, the self-employed pay a total of 15.3 percent of income below $90,000 in 2005 and 2.9 percent of income above that amount. These payroll taxes are in addition to any income taxes.f that 15.3 percent total, 10.6 percent of income pays for Social Security's retirement and survivors program, and 1.8 percent pays for Social Security's disability program. The remaining 2.9 percent is used to pay for Medicare programs, but the Medicare taxes are not subject to the earnings limit.