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Chemistry

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Cards in this guide (13)
How is groundwater formed

When water percolates down through the soil

Why is biomass a better alternative to natural gas

Biomass takes less time to form.

Which substance in acid rain makes it more acidic than natural rainwater

Sulfuric acid

Why are renewable sources of energy better than nonrenewable sources

apex: because we will not run out of them!

Which energy source contributes the most to climate change

coal

Why is biomass a better alternative to oil

Biomass is a renewable resource.

Which substance mixes with natural rainwater to form acid rain

sulfur dioxide

What represents a negative impact of technology

production of waste like greenhouse gases

A scientist working in a lab wants to determine the precise pH of a solution what tool should the scientist use to measure

A pH meter

What happens when a magnesium ion is attractted to a chlorine ion

they form an ionic compound

Which substance acts acts as a buffer in natural water

minerals and salts (apex)

which of the following best describes a solution that contains a buffer

A citric acid is added to the solution but the pH of the solution does not change

Which definition best describes an acid

A substance in a solution that releases hydrogen ions and lowers the pH APEX

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