2 years ago

HELP ASAP! GIVING BRAINLIEST!! 15 POINTS

1 answer:

5 0

I think Kinetic energy forms Motion energy and Potential energy forms Gravitational Potential energy.

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Which statement describes how heat flows from the coffee to the part of the spoon in the coffee?

lozanna [386]

Answer:

Heat flows from the coffee to the spoon through conduction

Explanation: I took did the lab assignment

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3 years ago

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How much heat is needed to raise the temperature of 100g of an iron from 25°C to

Black_prince [1.1K]

Answer:

382.5J

Explanation:

Use the formula:

E = mcΔθ or Q = mcΔT

m = 100g

c = 0.45 J/g°C

ΔT or Δθ = 110 - 25 = 85°

Sub in the values:

E = 100 × 0.45 × 85

= 382.5J

5 0

2 years ago

In what industry do fertilizers and pesticides wash off and contaminate water supplies?Construction Oil Transportation Agricultu

KIM [24]

Answer:

The answer is agriculture.

Explanation:

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2 years ago

Draw a structure for an alcohol that exhibits a molecular ion at M+ = 74 and that produces fragments at m/z = 59, m/z = 56 and m

pychu [463]

Answer:

Please refer to the attachment below for answer and explanation.

Explanation:

Please refer to the attachment below for answer and explanation.

6 0

3 years ago

If you had excess chlorine, how many moles of of aluminum chloride could be produced from 19.0 g of aluminum?

SIZIF [17.4K]

The chemical reaction would be written as follows:

2Al + 3Cl2 = 2AlCl3

We are given the amount of aluminum to be used in the reaction. This will be the starting point of the calculations. We do as follows:

19.0 g Al ( 1 mol / 29.98 g ) ( 2 mol AlCl3 / 2 mol Al ) = 0.63 mol AlCl3

5 0

2 years ago

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