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Chemistry

Guest

Which is not an acid typically formed in the atmosphere as part of acid deposition?

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Chemistry

Torres

Which of the following does not affect the electrical resistance of a body?

A. Length of the body

B. Temperature of the body

C. Material composing the body

D. Bodies directly surrounding the body

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Chemistry

Alison English

A 124-mL bubble of hot gas initially at 212 °C and 1.80atm is emitted from an active volcano. What is the final temperature, in degrees Celcius, of the gas in the bubble outside the volcano when the final volume of the bubble is 138 mL and the pressure is 0.800 atm, if the amount of gas does not change?

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Chemistry

Joaquin Soto

The rate constant for the second-order reaction 2no2 (g) ? 2no (g) o2 (g) is 0.540 / (m · s) at 300°c. how long (in seconds) would it take for the concentration of no2 to decrease from 0.500 m to 0.250 m

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Chemistry

Sonia Ruiz

A formula that shows the simplest whole-number ratio of the atoms in a compound is the?

a. molecular formula

b. ideal formula

c. structural formula

d. empirical formula

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Chemistry

Papito

Describe a situation where scientific knowledge was gained through doing an experiment

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Chemistry

Shepard

Give three examples of an acid

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Chemistry

Tiffany Jones

An acid solution has a concentration of [H+] = 0.010 M; what is the pH of the solution?

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Chemistry

Adonis Benitez

How many molecules (not moles) of nh3 are produced from 5.81*10-4 g of h2? express your answer numerically as the number of molecules?

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Chemistry

Ainsley Drake

How many grams of kcl are necessary to prepare 1.50 liters of a 0.500-m solution of kcl?

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Chemistry

Janiya Savage

What is the atomic weight of cobalt?

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Chemistry

Hunter Adams

How many electron pairs exist in single bonds double bonds and triple bonds?

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Chemistry

Xander Farley

What system of the body maintain homeostasis by giving it the nutrients it need to perform different functions

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Chemistry

Guest

how do geologists use seismic waves to locate an earthquakes epicenter

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Chemistry

Melany Maddox

A sample of glass bead weighs 34.5g. The beads are heated to 100.0C in a boiling water bath and poured into a beaker containing 100.0g H2O at 25C. when thermal equilibrium is reached, the temperature of the glass and the water is 29.9C. what is the specific heat of the glass

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