Which of the following statements about protons are true?

Protons have twice the mass of neutrons.

Protons have the same magnitude of charge as electrons but are opposite in sign.

Protons have a charge of 1+.

Most atoms have more protons than electrons.

How does a sarcity affect a society's economic decions

Which of the following sequences lists the relative sizes of particles in a water mixture from smallest to largest? a. Solutions, suspensions, colloids b. Solutions, colloids, suspensions c. Colloids, solutions, suspensions d.

What are the two properties of the ink components that determine their movement along the chromatography paper/fabric (see Introduction) ?

How many moles of Pb (NO3) 2 are required if 8 moles of aici3 are consumed

How many grams are in 3.7 moles of lithium oxide?

What is true about empathy? Most anyone can learn this skill. Not everyone can learn this skill. It is a desirable attribute. choices A and C

What effect can new observations have on a scientific theory

The total number of valence electrons in the phosphate ion is

The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)

The electrical conductivities of the following 0.100 M solutions were measured in an apparatus that contained a light bulb as the indicator of conductivity. Rank the solutions in order of decreasing intensity (brightest to dimmest) of the light bulb.