What does a fission reaction require to be sustainable?

Question 9 options:

critical mass

beta emission

leptons

gamma emission

Which equation is an example of the synthesis reaction CaO+CO2---> CaCO3 2NaCL - -> 2Na+Cl2 HCI+N aOH - --> NaCL+H2O Mgl2+Cl2 - -> MgCL2+l2

What is true of greenhouse gases

Where does the carbon dioxide in the atmosphere come from

Which atom attracts electrons most strongly when bonded? oxygen (O) magnesium (Mg)

The diagram shows Niels Bohr's model of an atom. A small green circle labeled Proton is surrounded by 4 concentric circles.

According to kinetic molecular theory, collisions between gas particles in a sample of an ideal gas (1) increase the energy content of the gas sample (2) produce strong attractive forces between the gas particles (3) result in a net loss of energy

How do transmittance, absorbance, and molar absorptivity differ? Which one is proportional to concentration?

A particular alloy is made of two metals. The density of one of the metals (call it metal A) is 3.0 g/cm3. The density of the other metal (call it metal B) is 5.0 g/cm3. If the density of the alloy is 4.

Who determined that the elements needed to be arranged by atomic number instead of atomic mass?

How many molecules are in 4.50 moles of water