How many coulombs of positive charge atom has 94 protons? (enter answer to three significant figures...
How many coulombs of positive charge are there in 1.84 kg of plutonium, given that its atomic mass is 244 and each plutonium atom has 94 protons?
How many coulombs of positive charge are there in 1.1 kg of plutonium, given its atomic mass is 244 and that each plutonium atom has 94 protons?
Plutonium has an atomic mass of 244 and each plutonium atom has 94 protons. How many coulombs of positive charge are there in 4.5 kg of plutonium?
How many coulombs of positive charge are there in 4.00 kg of plutonium, given atomic mass is 244 and that each plutonium atom has 94 protons?
12] The charge on one proton is approximately 1.60217662 x 1019c coulombs. (a) How many significant figures are shown? q (b) Write this to 5 significant figures (c) How many excess protons are on a can that has a net charge of +1.000 pC? 14 oLIe
Determine how many protons, neutrons, and electrons a given atom (or ion) has, given its symbol, atomic number, and mass number (and vice versa) . Describe the relative mass, charge, and location of the three basic particles in the atom (a, B, Y) 4. State what isotope serves as the current standard for the atomic mass scale. 5. Explain why atomic masses of some elements (i.e., Cu, CI) are so far from whole numbers. Bfo glqibnhq 1916 Summarize the contributions...
1- an atom has the following chemical symbol: 114Cd a- how many protons does this atom have? b- how many neutrons does this atom have? c- how many electrons does this atom have? 2- an ion has 33 protons, 41 neutrons, and 36 electrons a- what is the mass number of this atom? b- what is the symbol for this ion? enter both mass and the atomic number 3- which of these ions has the same number of electrons as...
Question 1 What is the net electric charge (in units of e) of an atom of lead (Z82)? qlead exact number, no tolerance Attempts: 0 of 5 used Question 2 Suppose a lithium atom (Z units of e? 3) has been singly ionized. What is the net electric charge of the resulting lithium ion in lithium exact number, no tolerance Attempts: 0 of 5 used Question 3 Suppose a lead atom (Z = 82) has been doubly ionized. What is...
How many protons, neutrons, and electrons does a neutrally charged Hydrogen atom have? Use the periodic table entry for Hydrogen to answer the question. Enter each answer as an integer, for example, 3. number of protons: _______ number of neutrons: _______ number of electrons: _______
How many excess protons are in a positively charged object with a charge of +363 mC (millicoulombs)? The charge of 1 proton is +1.6×10−19C. Express your answer using two significant figures.