Limestone with holes in it like Swiss cheese is mechanical or chemical weathering?

How can a magnetic field be used to generate an electric current? A. When a magnet moves near a wire, the domains in the magnet line up and flow through the wire as electric current. B.

Which of the following is a method for separating a mixture A) Using paper chromatography to separate pigments by density B) Using decanting to pour liquid off a solid C) using electrolysis to separate oxygen and hydrogen from water molecules D) A

Why are glass cylinders preferred over plastic cylinders for conducting lab experiments?

Although the element hydrogen is a non-metal, it is located on the left side of the periodic table. Explain how placing hydrogen in the (other nonmetals section) from the periodic table, relate to its ion charge.

Place the following in order of increasing acid strength. HBrO2 HBrO3 HBrO HBrO4 A) HBrO2

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.

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) ?

C5H8 + _02 = 8h2o+5co2

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.

How many seconds are you in school every week?