It the mass of a material is 46 grams and the volume of the material is 8 cm ^3 What would the density of the material to be

A student asks you for a simple rule to tell apart plants cells and animal cells when viewed under a microscope. Describe such a rule.

Which of the following factors determines the num. of limbs an animal has at birth A. Dietary factors B. environmental factors C. geographic features D. inherited factors

Which answer shows an example of transmutation? salt and water mixing to make salt water wood burning to make smoke and ash lead changing to gold liquid water changing to ice?

Which of the following properties is not unique to water? Surface Tension Viscosity Density Adhesion

Which type of photons in the electromagnetic spectrum contain the least amount of energy?

If you put a straw into a glass of water, the straw looks to be bent, although nothing has physically happened to the straw. The term that describes this property of light is A) absorption. B) diffraction. C) reflection. D) refraction.

A constant volume of gas is heated from 25.0ºC to 150.ºC. If the initial pressure was 760. torr, what is the final pressure?

The concentration of 1130 + in a solution is found to be 1.75 X 10-8 M 250C. Find [OH].

W Which are forms of kinetic energy? A light, sound, chemical B electrical, chemical, sound C sound, potential, thermal D light, thermal, sound

What product would you obtain if you evaporate the water from the naoh layer prior to acidifying the layer?