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Juliette [100K]
3 years ago
14

A school has 8 period in a day such the each periods is of 35 minutes.lf the number of period is reduced to 7, then how long wou

ld each period be?​
Chemistry
1 answer:
scZoUnD [109]3 years ago
5 0

Answer:

45 minutes about

Explanation:

i think because i have 7 periods with 45 minutes each

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Thermal energy is __________.
Gekata [30.6K]

Answer:

Thermal energy (also called heat energy) is produced when a rise in temperature causes atoms and molecules to move faster and collide with each other. The energy that comes from the temperature of the heated substance is called thermal energy.

Credit:

https://www.solarschools.net/knowledge-bank/energy/types/thermal

5 0
3 years ago
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Zn + H2SO4 ZnSO4 + H2<br><br> The mole ratio of zinc to zinc sulfate is
ValentinkaMS [17]

Answer:

Ratio is 1:1

Explanation:

I do not see any coefficients infront of the reactants and the products, therefore, we can automatically assume that every reactant and product is 1 mole. Don't get confused by the 4 off the O. It just means that 1 mole of sulfate has 1 zinc and 4 oxygens.

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3 years ago
Is weathering long term or short term and why​
Marrrta [24]
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4 years ago
Using the data in the chart, which of the following would be a correct analysis? x values y values 0 4 1 8 2 16 3 24 The data in
Rom4ik [11]

The data indicates a direct relationship with a positive slope.

<h3>What is direct relationship?</h3>

Direct relationship is a type of relation in which if one factor increases the other will also increases and vice versa. This data represents direct relationship  because the increase occur in one value causes increase of another value so we can conclude that the data indicates a direct relationship with a positive slope.

Learn more about relationship here: brainly.com/question/25862883

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2 years ago
complete the name of an alkali that could react with phosphoric acid to make sodium hydrogen phosphate
elena-s [515]
The answer is sodium hydroxide
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