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Julli [10]
3 years ago
14

A student places a battery in a beaker of salt water and sees bubbles rise from the terminals. Researching which

Chemistry
2 answers:
lara31 [8.8K]3 years ago
7 0

Answer is: D the temperature of the water in each beaker

If you find this helpful, Mark me as brainlyiest!

If this is not the correct answer.. Please correct me!

Troyanec [42]3 years ago
4 0

Answer: What is the composition of the gas bubbles?

Explanation: Test taken and verified the answer.

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It's classified as an acid
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Which of the following is a chemical change?I
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combustion is a chemical change

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2zn+o2=2zno <br><br> how many moles of zinc are needed to make 6 moles of zinc oxide?
Temka [501]

Answer:

\boxed{\text{6 mol}}

Explanation:

(a) Balanced equation

2Zn + O₂ ⟶ 2ZnO

(b). Calculation

You want to convert moles of ZnO  to moles of Zn

The molar ratio is 2 mol Zn:2 mol ZnO

\text{Moles of Zn} =\text{6 mol ZnO} \times \dfrac{\text{2 mol Zn}}{\text{2 mol ZnO}} = \text{6 mol Zn}\\\\\text{You need }\boxed{\textbf{6 mol of Zn}}\text{ to form 6 mol of ZnO}.

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3 years ago
Supón que se ha descubierto una nueva especie de organismo. Los científicos observan sus células en un microscopio y determinan
artcher [175]

Answer:

Respiración anaerobica

Explicación:

Las nuevas especies carecen de mitocondrias, por lo que realizan respiración anaeróbica porque en las mitocondrias solo ocurre la respiración aeróbica mientras que la respiración anaeróbica ocurre en el citoplasma de la célula. Trabajar en armonía es muy importante para el funcionamiento normal de su cuerpo. Por ejemplo, el funcionamiento combinado del sistema circulatorio y excretor. ambos sistemas hacen su trabajo mutuamente y por eso hay armonía en el cuerpo.

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3 years ago
How does sand becomes a form
Sonbull [250]
I think sand is just glass and other stuff
6 0
3 years ago
Read 2 more answers
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