- Is an asteroid going to strike Earth any time soon?

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The Celsius temperature of a 1.73 L sample of gas is lowered from 80.0°C to 37.0°C. What will be the resulting volume of this gas? Why do you have a different laser beam diameter while 3 of the laser devices are diode lasers? C3H8(g) + 5O2 (g) → 3CO2 (g) +4H2O(g) If 901 moles of C3H8 are burned in excess oxygen, how many moles of CO2 are formed? Solve for x. 7^2x=9^x+7. Write the exact answer using base-10 logarithms.? What two forces make up a supernova?