of its constituentprotons,neutrons, and electrons. Mass was no longer considered unchangeable in the closed system. The difference is a measure of thenuclear bindingenergywhich holds the nucleus together. According to the Einstein relationship (E=mc2), this binding energy is proportional to thismass...
It informs that mass is an energy store which is proved by nuclear reactors and nuclear weapons. It mentions that mass of an atom is less than the sum of the masses of the protons, neutrons and electrons in the periodic table which depicts a mass defect. It also offers information on a...
Atoms were once thought to be the smallest building blocks of the universe, until it was discovered that even they were constructed of building blocks of their own. Those building blocks are protons, electrons and neutrons, and with the advancement of science it has been discovered that each of...
Structure of any specific atom consists of three fundamental particles named as proton, electron and neutron. Among all protons and neutrons lie in the nucleus and electrons lies in the outer shell. Answer and Explanation:1 The total mass of the nucleus is the sum of the mass of protons and...
the proton is a stable subatomic particle with a positive charge equal to that of an electron and a rest mass of 1.67262 1027 kg, or 1,836 times the mass of an electron. q2 do protons have mass? protons, neutrons, and electrons: the nucleus contains protons and neutrons, each of which...
An atom is the smallest particle of an element that has all the characteristic properties of that element. An atom consists of a centrally located nucleus and three types of subatomic particles known as electrons, protons, and neutrons....
百度试题 结果1 题目必答All atoms of a given element have the same_. A. mass B. number of protons C. number of neutrons D. number of electrons and neutrons E. 相关知识点: 试题来源: 解析 B 反馈 收藏
How do you use the key on your periodic table to find out the number of protons, neutrons, and electrons in an element? Element Atomic # Atomic mass # of protons # of electrons # of neutrons Mg Rb Au Pb Explain how to draw the nucleus of an atom. Draw the nucleus...
Answer to: The mass number of an atom depends primarily on the number of a. protons and neutrons. b. positrons. c. neutrons and electrons. d...
Protons and neutrons are known as nuclear particles. Electrons have the least mass and the mass of protons and neutrons are comparable. Answer and Explanation: The mass of an electron is me=9.109×10−31 kg The mass of...