If an individual photon has a mass of 1.007825 amu, and an individual neutron has a mass of 1.008665 amu, what's the calculated mass of a neptunium-236 nucleus? options: A) 237.92482 amu
B) 236.99873 amu
C) 237.96682 amu
D) 237.04817 amu

Which term refers to a property that depends only on the amount of a substance? ©@

Find the enthalpy of neutralization of hcl and naoh. 87 cm3 of 1.6 mol dm-3 hydrochloric acid was neutralized by 87 cm3 of 1.6 mol dm-3 naoh. the temperature rose from 298 k to 317.4 k. the specific heat capacity is the same as water, 4.18 j/k g. a. -101.37 kj b. 7055 kj c. 10,1365 kj

How long could you survive without electricity? what parts of your life would be affected by loss of electricity? should you prepare for an electricity outage, and if so, how would you prepare? what backup system could your family or community install to generate limited amounts of electricity during an outage? how does this system create an electric force field and generate electric current?