how many positive integers less than or equal to 100 have a
prime factor that is greater than 4? Which century did the
industrial revolution start? a 10.0L ballon contains helium gas
at a pressure of 655mmHg, what is the new pressure, in mmHg, of
the helium gas at 20.0L, if no change in temp or amount of gas
If PV=nRT, (100)(2x10^-5)=(n)x(8.31)x(300), n is 8.02x10^-7. How
did you manage to get the mr of 42? 0.0337g of a volatile liquid
when vaporized completely at 100Pa and 300K occupied a volume of
20cm3. When this volume of vapor was completely burnt in an
excess of oxygen, 40cm3 of carbon dioxide and 20cm3 of water
vapor were formed. All volumes being measured at the same
temp... calculate the energy, in joules and calories required to
heat 25.0g of water form 12.5 deg. celcius to 25.7 deg. celcius
i know the answer just need to see how to do it especially the
calories You could have hurt a loved one in many different ways:
- not being honest - loss of trust - cheating on your partner -
abusive tendencies;