Chemistry » Page 37

Chemistry

One liter of ocean water contains 35.06 g of salt. How much salt is present in 3.79 L of ocean water? Express your answer in grams using the correct number of significant figures. Do not enter your answer using scientific notation.

Answer Answers (2)

Chemistry

If I have 325 mL of oxygen gas at a temperature of 25°C,

and I heat it to a temperature of 75°C, what is the new

volume (in mL) ?

Answer Answers (1)

Chemistry

C5H8 + _02 = 8h2o+5co2

Answer Answers (1)

Chemistry

Which statement about enzymes is true? They are large molecules that decrease the rate of reactions in the body. They are large molecules that increase the rate of biologicallyimportant reactions. They slow the rate of chemical reactions. They are permanently changed in the course of a reaction.

Answer Answers (1)

Chemistry

How many seconds are you in school every week?

Answer Answers (2)

Chemistry

A student decreases the temperature of a 417 cm³ balloon from 278 K to 231 K. Assuming constant pressure, what should the new volume of the balloon be? 376 cm³

417 cm³

462 cm³

924 cm³

Answer Answers (1)

Chemistry

How are mixtures and solutions the alike

Answer Answers (1)

Chemistry

Consider the statement, In the following process, the number of particles increases, so ΔS for this process must be positive. MgS (s) ⇄ Mg2 + (aq) + S2 - (aq) Is this statement true?

Answer Answers (1)

Chemistry

Identify the oxidized substance, the reduced substance, the oxidizing agent, and the reducing agent in the redox reaction. Cu (s) + 2 AgNO 3 (aq) ⟶ 2 Ag (s) + Cu (NO 3) 2 (aq)

Answer Answers (1)

Chemistry

A very flammable substance would not be used in children's clothing.

Answer Answers (1)

Chemistry

Determine the number of electrons, neutrons and protons in an atom of arsenic - 75.

Answer Answers (1)

Andreas Pennington

Chemistry

Why the electron configuration below is not the correct configuration for a neutral atom of phosphorus in its ground state.

will mark brainliest

1s2 2s2 2p6 3s2 3p2 4s1

Answer Answers (1)

Chemistry

23. Which of the following describes ionic bonds?

a. lonic bonds are weak bonds between two water molecules

Electrons are shared between two atoms

C. Electrons are transferred from one atom to another

d. Protons are transferred from one atom to another

Answer Answers (2)

Maximilian Barton

Chemistry

Which family in the periodic table has elements that are all radioactive?

Alkaline earth metals

Actinides

Halogens

Nonmetals

Answer Answers (1)

Chemistry

Would you expect the wavelength of maximum absorbance for [Cu (NH3) 4]2 + to be greater than or less than the wavelength of maximum absorbance for Cu (H2O) 62+? Explain

Answer Answers (1)