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Vesna [10]
3 years ago
12

Help me asap with my 3 questions

Chemistry
1 answer:
NNADVOKAT [17]3 years ago
7 0

Answer: answer for the 1st one In a reactivity series, the most reactive element is placed at the top and the least reactive element at the bottom. More reactive metals have a greater tendency to lose electrons and form positive ions . answer for the 2nd one Food packaging is of high societal value because it conserves and protects food, makes food transportable and conveys information to consumers. It is also relevant for marketing, which is of economic significance. answer for the 3rd one Aluminium is a highly reactive metal, yet it is used to make utensils for cooking. ... This is because aluminium reacts with oxygen present in air to form a thin layer of aluminium oxide. This oxide layer is very stable and prevents further reaction of aluminium with oxygen.

Explanation:

Please mark me brainliest I tried so hard and I know it’s correct pls

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Ilia_Sergeevich [38]

Answer:

.-.

Explanation:

7 0
3 years ago
Please help this is due today which ones are reactive and which arent?​
BARSIC [14]

Answer:

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4 0
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From Utica, New York, Polaris is observed at an altitude of approximately
kicyunya [14]

Answer:

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Explanation:

Utica GPS Location, New York, U.s. Elevation: 43.09666.

The elevation of Polaris, as though from a New York spot, was estimated at 43,09666 °

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We measure force in units called
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Force is measured in Newtons, which are units that equal 1 kg * m/sec 2. Force is measured in Newtons, N. Mass is measured in kilograms, kg. The unit that is used to measure force in the SI system of units is the Newton.
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What is the name for B2(SO4)3
Nadya [2.5K]

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8 0
4 years ago
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