4. what type of charge does a
proton have?

Positive charge of 1

Explanation: This is because it is believed that it is from the charge of the quarks that make up the nucleons which are protons and neutrons.

+1

Explanation: A proton has a positive charge of one, an electron has a negative charge of one, and a neutron, like the name implies, has a neutral charge.

You can remember that the proton is positive because proton and positive both start with p.

chemical weathering

explanation:

surface modification is a versatile tool and has been widely used in material science and engineering that has significantly facilitated the study and characterization of complex materials. at  matexcel, experienced experts in surface science can offer tailored efforts to meet the specific needs from our clients.