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16-01-2024
Mathematics

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I really need help on these problems!! Offering 15 points for all!!

I really need help on these problems Offering 15 points for all class=

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explain why the internal energy of a solid increases when its heated at its melting point

A solution is made by dissolving 23.0 g KOH in 1.60 L H2O. What is the molality of the solution? The density of water is 1.00 g/ml.

How do you graph 4x-2y<6?

a midsegment of a triangle measures 12 1/2 feet . what is the measure of the corresponding base of the triangle? A.50ft B.25ft C.12 1/2ft D.6 1/4ft

Which two classes of people would historians most likely thank for leaving written records of early civilizations? Select all that apply. nobles merchants pries

In a blast furnace, elemental iron is produced from a mixture of coke (c), iron ore (fe3o4), and other reactants. an important reaction sequence is 2c(s) + o2(g

Alexandra is scuba diving. Every 5 minutes an alarm goes off, and she checks her instruments and makes note of her depth. The depth readings from her first 20 m

A 22-year-old female college student is shocked to receive a diagnosis of myasthenia gravis. what are the etiology and most likely treatment for her health prob

I think of a number,take away 4 and multiply the result by 2 Write this as an algebraic question using x as and number

Let us say there are five flavors of icecream: banana, chocolate, lemon, strawberry and vanilla. we can have three scoops. how many variations will there be?