How much energy is required to heat 0.24 kg lutetium from 296.2K to 373.5K? The specific heat for lutetium is 0.154 J/g-K.

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system