How many grams does 6.8 mol of carbon weigh?

Q: How many protons, neutrons and electrons are in one atom of 70/30Zn?

A: We have given that  atom   3070Zn   We know that Representation of an element                Z AX…

Q: te 9.53 g of (FM 143.321). What was

A: As you not specify so I am giving answer of first question   Molarity of solute is defined as total…

Q: is a naturally occurring radioactive gas that seeps up from the ground and is potentially toxic to…

A: Radioactive elements are the elements that emit atomic radiations and their nuclei are unstable.

Q: 6Li + N2 --> 2Li3N If 50 g Li react with 40 g N2, what is the maximum mass of lithium nitride…

A: To Solve this problem we will the given balanced chemical equation.  First we will find the limiting…

Q: Uranium-235 isotopes absorb neutrons, causing the U-235 to become unstable and split into two…

A: When a nuclei uranium-235 is hit with a slow-moving neutron, the nuclei absorbs it and temporarily…

Q: If the rust found spread over the surfaces of a steel car body contains a total of 2.331×1023 oxygen…

A:

Q: Draw atomic depictions for(a) ²⁰⁷₈₂Pb; (b) ⁹₄Be; (c) ⁷⁵₃₃As

A: (a) The atomic depiction for ²⁰⁷₈₂Pb can be drawn as follows, Atomic number = Number of protons =…

Q: What is the mass of 1.213 × 10^8 mol S?

A: Mass = 3.88× 109 grams

Q: 7. How many particles are present in 0.24 moles of carbon? 5.8 · 1023 particles 2.5 · 1024 particles

A: Mole is the unit of measurement of substances which may be atoms, molecules, ions, or electrons.

Q: What is the difference between the atomic mass and the atomic weight?

A:

Q: What is B-10's atomic weight?

A: The Boron is an element which is a metal and it consists of two isotopes B-10 and B-11. The stable…

Q: Signature of a person increased the mass of paper by 1.2 grams with lead pencil. How many atoms of…

A: Given that Mass of C=1.2gram Molar mass of C=12g/mol No. of atoms of C=?

Q: 244Pu undergoes radioactive decay, emitting 4 alpha particles and 5 beta particles. What is the…

A: An alpha particle is equivalent to a Helium atom A beta particle is similar to an electron

Q: How many atoms are in 48.4 grams of Pb? Atomic weight of Pb=207.20

A: Given data is as follows: The mass of Pb = 48.4 g The atomic mass Pb = 207.20 g/mol

Q: A sample of Fe_20_3 (MW= 159.69 g/mol) has a mass of 0.277 g. What is the mass of Fe in the sample?…

A: Molar mass of compound is individual sum of atomic mass of each atoms present in compound

Q: when 12.259g of a compound containning only copper and oxygen is descomposed it produced 2.410 of…

A: According to law of conservation of mass, total mass of reactants and products in a chemical…

Q: Determine the missing element -3516S----à -10e + ?

A: Balanced nuclear equation is the equation in which the sum of subscripts as well as sum of…

Q: Chemical for 3. How many times larger is the volume of the atom than the volume of the CaCl₂…

A: An atom consists of positively charged nucleus at its centre where the size of the nucleus is very…

Q: How many moles of electrons are needed to produce 1 mole of Ba (s)

A: Explanation to the correct answer is given below

Q: Sample

A: Given data set: Initial mass of the radioactive metal = 1024 grams Final mass of the radioactive…

Q: 5) Find the mass of 0.02 moles of K,Cr,O,. 7'

A:

Q: A 2.25 mol sample of an element has a mass of 51.8 g. What is the element?

A:

Q: Explain how energy loss and nuclear stability are related to radioactive decay.

A: The relation between energy loss and nuclear stability is related to radioactive decay has to be…

Q: A sample of a compound synthesized and purified in thelaboratory contains 25.0 g hafnium and 31.5 g…

A: GIVEN: Mass of Hafnium = 25.0 g Mass of tellurium=  31.5 g Mass of Hafnium present in the sample…

Q: what is the mass of br-79

A: Bromine is the third member of the halogen group in the periodic table. Bromine-79 is one of the two…

Q: 5. What would 756 atoms of Iodine weigh in amu? -

A: The question is based on mole concept. We have to calculate mass of the given number of atoms of…

Q: What is the mass of 9.455* 10^-3 mol of P4?

A: Given- Mole of P4 = 9.455 x 10-3 mole To find- Mass of P4

Q: A0.500 g sample of rock was found to have 2.45 × 106 mol of potassium-40 (t1/2 = 1.3 × 10° yr) and…

A:

Q: If you have 1.4 moles of silver, what would be the mass of silver?

A: Given, moles of Silver (Ag) = 1.4 moles to find : mass of Ag.   Solution : We know that, Atomic mass…

Q: If you have 2.01 kg of Ar how many moles of Ar do you have

A:

Q: When a 19.34 gram piece of lithium is placed in a sample of water, how many grams of hydrogen gas…

A:

Q: 2NaCIO3(s) → 2NACI (s) + 302 (g) If 197.50 grams of NaCIO3 decomposes, how many grams of O2 will be…

A: Given: mass of NaClO3 decomposes is 197.50 grams. the formula to calculate moles of the compound is…

Q: If 2.15 moles of methane are reacted with 7.6 moles of oxygen gas, what mass of water will be…

A: To solve this problem first we write the balanced chemical equation .  Then according to the…

Q: atoms of gold (Au) In a 3.7-gram sample, there are (A) 1.1 x 1022 atoms of gold (B) 3.2 x 1025 atoms…

A: Given, mass of Au = 3.7 g Molar mass of Au = 196.97 g/mol

Q: Erbium (Er) is element 68 on the periodic table. A sample contains 2.58×1025 atoms of Er. Calculate…

A:

Q: How much will 1.9 moles of Carbon weigh in grams?

A: Given that, Moles of Carbon = 1.9 mol Molar mass of C = 12 g mol-1 Then,

Q: What is the mass of 1.595 moles of argon?

A:

Q: if a particle has a mass 5.7661x10^-28 kg, what would its mass be in amu?

A:

Q: A 21.37 gram sample of an unknow element contains 0.3267 moles what is the identity of the element

A:

Q: How much does 36 moles of Carbon weigh?

A: Moles of carbon = 36 moles Weight of Carbon = ?

Q: During Alpha decay what is happening to the nucleus in order to try and stabilize the atom?

A: Alpha particle is nothing but Helium (He) atom. It represents 2He4 it contains two protons and two…

Q: It is found that 2.0 x 10-5 mol 222Rn (t1/2 = 3.82 d, atom mass = 222) has seeped into a closed…

A:

Q: Please advise

A: The mass of aluminium present in 0.2785 g of alum is to be determined.

Q: 5. A 25.5L balloon holding 3.5 moles of carbon dioxide leaks. If we are able to determine that 1.9L…

A: The initial volume of the balloon is = 25.5 L The initial moles of carbon dioxide in the balloon is…

Q: How many moles of carbon are there in a diamond weighing 2.11g

A: Mole is defined as a unit of measurement for the amount of substance in the International System of…

Q: For 223FT, number of protons = number of neutrons = + and number of electrons = For 227 Fr, number…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is properties chemical and physical of ( Carbon -11 )

A: Isotopes generally have similar chemical and physical properties only there is single difference…

Writing and Balancing Nuclear Equations

A nuclear equation is a symbolic representation of a nuclear reaction using certain symbols. It is studied in nuclear chemistry and nuclear physics.