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Nat2105 [25]
3 years ago
9

What is the balanced equation for H3PO4=H4P2O7+H2O

Chemistry
1 answer:
podryga [215]3 years ago
5 0

Answer:

2H3PO4=H4P2O7+H2O

Explanation:

2H3PO4=H4P2O7+H2O

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Ralph conducted an experiment to study the effect of temperature change on the heart rate of
Irina-Kira [14]

Answer:

c. Ralph's classmate observing Daphnia in water at 30oC, 32oC and 34oC

Explanation:

When we talk about replication, we actually mean, repetition of a scientific procedure carried out by another scientist and obtaining the same results as he/she previously did.

Replication is carried out under identical conditions as the first scientist did. If Ralph's classmate wants to replicate Ralph's work, then identical temperature conditions of 30oC, 32oC and 34oC must be used, hence the answer above.

6 0
3 years ago
Hello how do I solve data for plotting graphs?
OverLord2011 [107]
You could solve it by analyzing the points by graphing them on a coordinate plane
4 0
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When an isotope emits an alpha particle, its atomic number
Yuri [45]

Answer:

The atomic number of the isotope is reduced by 2 and atomic mass is reduced by 4.

Explanation:

Alpha particle is doubly ionized helium atom. The atomic mass of helium atom is 4 u and atomic number of helium atom is 2. The emission of alpha particle means doubly ionized helium atom will be released from the isotope.

Hence, the emission of the alpha particle will decrease the atomic mass by 4 and atomic number by 2.

Hence, option(a) is correct

5 0
3 years ago
Scientists may come up with different interpretations of the same data.True or falls?
kondaur [170]

Answer:

Scientists interpret data based on their background knowledge and experience; thus, different scientists can interpret the same data in different ways.

Therefore the answer to your question is

<h2><u>True</u><u>.</u></h2>

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6 0
2 years ago
Which statement is true of a heterogeneous mixture but not of a
Natalka [10]

Answer:

B

Explanation:

well heterogenous mixtures are not uniformly distributed these meaning whatever components are "mixed" can be seperated easily

a example of this can be

Soil, oil in water, ice in water

while Homogeneous mixture cannot be seen seperated

4 0
3 years ago
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