15. How many subatomic particles are there in C-14  A. 6 B. 8 C. 14 D. 20

Q: Abeta particle has a mass number of ____ and a charge of _____.

A: Given A beta particle has a mass number of ____ and a charge of _____.

Q: Lithiu 6.941 9.10 37 Rb 47 r tals ids Be Beryllium 9012 S B M Magne 83 131 R Rall Name 12.01 An…

A: We are given: density of mercury = 13.6 g/mL weight (mass) = 26.8 grams volume =?

Q: Using the data below, determine the missing mass of (19 9)F (atomic weight = 18.9984):  mass of…

A: For given element 9F19 we have to calculate out the missing mass of element upto four decimal using…

Q: Identify the three subatomic particles

A: Atom is the smallest unit of matter. It is an indivisible particle.

Q: Fill in the blanks. The subatomic particle _____________ lacks a charge and are located in…

A: Subatomic particles are neutron , proton and electron in which electron has -ve charge proton has…

Q: A sample of aluminum foil contains 7.80×10^23 atoms. What is the mass of the foil?

A: A sample of aluminum foil contains 7.80×1023 atoms. The mass of the foil is to be calculated.

Q: 2.70 Naturally occurring boron consists of two isotopes: 1°B (19.9%) with an isotopic mass of…

A: Average atomic mass is given as,

Q: Find the mass of 236 atoms of tungsten in Kg

A: Tungsten is a chemic element having atomic number 74. Chemical symbol of tungsten is 'W'  According…

Q: Can we tell the exact mass of a particular atom by looking at the periodic table

A: The periodic table is a table in which a total of 118 elements are placed on the basis of their…

Q: 1. Potassium naturally consists of 93.10% K- 39 and 6.90% K-41. K-39 has an atomic mass of 38.963707…

A:

Q: Fill in the table with the most information you can. Use pictorial illustrations whenever necessary.…

A: Structure of atom has been described on the basis of various types of atomic model given by various…

Q: What subatomic particles will be found in the nucleus of an atom ?

A:

Q: What particles are found in the nucleus of an atom? What is the charge of the nucleus?

A: Sub-atomic particles are the particles that are present inside the atom. Three sub-atomic particles…

Q: Determine the subatomic particles for Si4- (the mass number remains at 29 amu, think about which…

A: The charge changed but the mass number did not changed. This is possible by emission of positron.…

Q: Mass of one a mu)             Carbon Type 1                        12.0             Carbon Type 2…

A: The mass of 1 carbon -12 atom = 12 amu. The mass of 1 mole of Carbon = 12 g/mol.

Q: Rutherford bombarded a gold foil with alpha particles. Describe what he observed and what did his…

A: Rutherford bombarded a gold foil with alpha particles which are positively charged particles and…

Q: Two isotopes of boron occur naturally, with B at 19.90 % (10.01 amu) and B at 80.10 % (11.01 amu). ▼…

A: We knew that the avarage weight of any element is equal to avarage weights of all naturally…

Q: Which statements are consistent with Rutherford’s nuclear theory as it was originally stated? Why?a.…

A: Rutherford's atomic model also named as "nuclear model". As per Rutherford's nuclear theory, any…

Q: i. How do humans use subatomic particles to the benefit of society? Provide an example and explain…

A: Atom has 60 subatomic particles.Mainly there are three subatomic particles.They are proton,electron…

Q: A 20.0 g sample of an element contains 4.95 * 1023 atoms. Identify the element.a) Cr…

A: The element has to be identified.

Q: has a mass about the same as that of a proton has a-1 charge is found in the nucleus is attracted to…

A:

Q: Chemistry midterm A neutron has a mass of and a charge of

A: A neutron is a particle present in the nucleus of the atom. It is a neutral particle having 1 unit…

Q: List the three main subatomic particles?

A: Stable particles which Play important role formation of atoms of matters called as main subatomic…

Q: 26. Silver has two naturally occurring isotopes with the masses and natural abundances as shown in…

A:

Q: In any neutral Adam there are equal numbers of? A. Neutrons and electrons B. Protons and neutrons…

A: Neutral atom are those having not any charge. They are wholely neutral

Q: The nucleus of an atom accounts for most of the size and mass of the atom. O very little of the size…

A: According to Dalton's atomic theory, compound is formed by combining elements and it's also based on…

Q: 12. Using complete sentences, describe the structure of an atom of fluorine -19. Explain which…

A: Structure of fluorine =  As we can see in the picture, Sub atomic particles found in the electron…

Q: Boron has only 2 naturally occuring isotopes. The mass of boron-10 is 10.01294 and the mass of…

A: Given : Mass of boron-10 is 10.01294 amu and boron-11 is 11.00931 amu. Assuming abundance of…

Q: Which idea came out of Rutherford’s gold foil experiment?a) Atoms contain protons and neutrons.b)…

A: Rutherford’s gold foil experiment is also called as Planetary model of the atom in which he told…

Q: Which subatomic particles have a negative charge?

A: A typical atom consists of three subatomic particles: protons, neutrons, and electrons. Protons and…

Q: Copper, which has an average atomic mass of 63.546 amu, has two stable isotopes: copper-63 and…

A: Atomic mass of copper can be calculated using the following formula.

Q: A sample of aluminum foil contains 8.00×10238.00×1023 atoms. What is the mass of the foil?

A:

Q: For 10, number of protons = number 8 of neutrons = and number of electrons 18 For 80, number of…

A: An element ( X ) is represented as   AzX.  A =  Mass number  Z = Atomic number    Z  = no.of protons…

Q: what is atomic mass? how is it computed

A: what is atomic mass? how is it computed?

Q: A student says,A carbon atom is not the smallest possible amount of carbon, because atoms are built…

A: An atom contains electrons, protons and neutrons. Therefore, a carbon atom is composed of its…

Q: A sample of aluminum foil contains 7.80×10237.80×1023 atoms. What is the mass of the foil?

A: Given that the number of atoms of aluminium is 7.80×1023 atoms. Number of moles of aluminium can be…

Q: 1. Consider a neutral atom, the atomic number is equal to (a) mass of neutron (b) number of proton…

A: Atomic number depends on proton number

Q: Naturally occurring copper is a mixture of 69.17% Cu@63 with a mass of 62.93 amu and 30.83% Cu@65…

A: Given,Realtive abundance of C63u isotope=69.17%=0.6917Realtive abundance of C65u…

Q: ow to describe isotopes in my own words

A: By using definition of isotopes.

Q: The proton and the electron have about the same mass. Most of the mass of an atom is due to The…

A:

Q: In Rutherford's gold foil experiment, a very small number of α-particles were deflected, what about…

A: Given  Statement of Rutherfold's gold foil experiment = deflection by small number of alpha particle…

Q: Silver occurs as two isotopes with atomic masses 106.9041 and 108.9047 amu. The first isotope…

A: The avg Atomic mass = (Atomic mass of isotope 1 X % of isotope 1 + Atomic mass of isotope 2 X % of…

Q: Consider 39K,   a The mass number (A) is 39  b The atomic number (Z) is 39  c Blank  d The atomic…

A: Representation of an element: XZA X = symbol of element Z = atomic number of element A = atomic mass…