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aleksley [76]
3 years ago
13

What is the most significant breakthrough in forensic science since the development of fingerprinting?

Chemistry
1 answer:
andreyandreev [35.5K]3 years ago
5 0
DNA testing which I think is the largest breakthrough.
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Which method is used to separate the following mixture (a) water + kerosene​
Ad libitum [116K]

Answer:

The separation of kerosene, oil, and water are immiscible liquids, so they can be separated funnel.

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3 years ago
How many moles of AIC3 are there in 1,119.972 g ?
Alchen [17]

Answer:

it is 8.40189 moles of AlCl3

mole = mass/molar mass

mole= 1119.972/133.34

6 0
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? Match the states of matter to their properties. Drag the items on the left to the correct location on the right. solids Indefi
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Answer:

Solids: definite shape and definite volume (highest density)

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Gas: indefinite shape and indefinite volume (lowest density)

Explanation:

look at the answer

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3 years ago
Is vineasel edible??????????????????????/
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5 0
2 years ago
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when carbon dioxide is bubbled through lime water the solution first turn milky and to colour less . Explain why these changes o
Annette [7]

Answer:

When excess of carbon dioxide is passed in lime water, calcium carbonate is converted to calcium bicarbonate which is soluble, hence the milkiness due to calcium carbonate disappears.

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Ca(OH)2+CO2 → CaCO3 (Milkiness) ↓+H2O

CaCO3+H2O+CO2 → Ca(HCO3)2 (soluble)

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