Combined and Co-ordinated Sciences (Chemistry) | Baamboozle - Baamboozle

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How can excessively acidic soil be dealt with?

It can be neutralized with lime (calcium oxide, calcium hydroxide, calcium carbonate=limestone, or chalk).

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seesaw

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gold

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fairy

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baam

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What is the formula for ammonia?

NH3

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Each plant grows best in certain pH soils. Which prefers more acidic soil, potatoes or onion?

potatoes (prefer 4.5-6.0, whereas onions prefer 6.0-7.5)

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Why might someone swallow the insoluble magnesium hydroxide?

It is an antacid.

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What kind of reaction occurs when an acid is mixed with a base?

a neutralization reaction

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What is KOH?

caustic potash (potassium hydroxide)

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baam

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seesaw

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gift

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banana

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Name one of the substances commonly referred to as "lime".

calcium oxide, calcium hydroxide, calcium carbonate=limestone, or chalk

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seesaw

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fairy

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shark

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baam

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What substance has the formula NH3?

ammonia

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The atmosphere is 78% nitrogen and 21% oxygen. Name the next three most common gases.

argon (.9%) carbon dioxide (.04%) neon (.002%)...water vapor also OK (0%-3%)

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How can excessively alkaline soil be handled?

Add peat, compost or manure

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What is NaOH?

sodium hydroxide (lye)

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What do you call a base that is soluble in water?

an alkali

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Which gas is used in the Haber process to manufacture ammonia and fertilizers?

nitrogen

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