The protons and neutronsA. leave the nucleus often. B. never leave the nucleus. C. spend all their time outside the nucleus.

How much potassium nitrate has to dissolve in water to absorb 105 kj of heat? there are 4.184 kj/kcal. also note the answer is to be reported in kg?

3. List the three main parts of an atom and their electrical charges.

What is a diagram showing the forces acting on a coasting bike rider traveling at 25 km/h on a flat roadway

Is the benefit gained by each individual in a mutualistic relationship equal? Why or why not?

If coefficients of a balanced equation are doubled the enthalpy change for reaction is

Which of the molecules represented below contains carbon with sp2 hybridization? (A) CH4 (B) CH2Cl2 (C) C2H6 (D) C2H2Cl2 (E) C2H4Cl2

Why is butanone achiral?

How would global warming change the water cycle and the climate around bodies of water, like oceans and lakes? A) Warmer temperatures would cause in a drier, hotter climate. B) Warmer temperatures would cause more precipitation and less run-off.

What is a pencil made of

How do convection currents cause the motion of tectonic plate