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Burka [1]
3 years ago
9

What form of energy is water flowing down a hill? *

Chemistry
1 answer:
kkurt [141]3 years ago
4 0
B, If a force pushes the rock, it rolls down the hill because of the force of gravity. The potential energy is converted into kinetic energy until it reaches the bottom of the hill and stops. The water in a reservoir behind a hydropower dam is another example of potential energy.
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A salt is made by adding an excess of an insoluble metal oxide to an acid.
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Answer:

Filtration

Explanation:

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How many moles of H2SO4 are needed to prepare 200 mL of a 1.0 M solution?
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As the atomic number increases, the number of _ _, too.
Morgarella [4.7K]

Answer:

Protons

Explanation:

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3 years ago
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Organisms, or living things are made of tiny particles that can join together and make larger structures.
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Living things are highly organized and structured, following a hierarchy of scale from small to large. The atom is the smallest and most fundamental unit of matter. It consists of a nucleus surrounded by electrons. Atoms combine to form molecules, which are chemical structures consisting of at least two atoms held together by a chemical bond. In plants, animals, and many other types of organisms, molecules come together in specific ways to create structures called organelles. Organelles are small structures that exist within cells and perform specialized functions. As discussed in more detail below, all living things are made of one or more cells.

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3 years ago
Which of the following describes a synthesis reaction?
Grace [21]

Answer:

D. Two reactants combine to form one product

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A is decomposition, B is DOUBLE replacement, and C is SINGLE replacement.

7 0
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