neutrons
protons
Which are particles that make up the nucleus of an atom? Select the two correct answers. (1 point)
neutrons
electrons
bozons
protons
muons
11 answers
Which is true of an element?(1 point)
has a unique number of electrons; if the element were to lose an electron, it would become a different element
has a unique number of protons; if the element were to lose a proton, it would become a different element
can be made up of multiple types of atoms
can be either a compound or a molecule
has a unique number of electrons; if the element were to lose an electron, it would become a different element
has a unique number of protons; if the element were to lose a proton, it would become a different element
can be made up of multiple types of atoms
can be either a compound or a molecule
has a unique number of protons; if the element were to lose a proton, it would become a different element.
Two different types of elements are combined so that they look like one substance, but they are not bonded together. What could the result be?(1 point)
a compound
a heterogenous mixture
a solution
an element
a compound
a heterogenous mixture
a solution
an element
a homogeneous mixture or a solution
Elements can chemically combine with other elements to form which of the following?(1 point)
solutions
impure substances
compounds
other elements
solutions
impure substances
compounds
other elements
compounds
Two different chemicals react and bond together. What do they become?(1 point)
a solution
an element
a compound
a mixture
a solution
an element
a compound
a mixture
a compound
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2 answers