The density of a test tube is 2.3g/cm3. The volume of the test tube is 4 cm3. What is

the mass of the test tube?

A. 0.92 g

B. 9.2g

C. 9.3g

D. 92g

Is the smell of vinegar a physical or chemical property

How can different forms of energy be classified?

During this reaction, P4 + 5O2 → P4O10, 1.5 moles of product were made in seconds. What is the rate of reaction? 0.011 g/min 210 g/min 380 g/min 850 g/min

The mass of an astronaut in space will be: c the same as on earth greater than on earth less than on earth

Explain why the coin is able to float on top of the water in this glass.

For the separation of the unknown mixture, you are instructed to isolate the amine followed by the acid and finally the neutral. Does the order matter? If not, what other orders could be followed?

As ice melts and changes from solid to liquid, A) entropy increases. B) kinetic energy decreases. C) an exothermic reaction occurs. D) the random movement of molecules remains constant.

What volume of 0.480 m koh is needed to react completely with 15.8 ml of 0.150 m h2so4? assume the reaction goes to completion?

Which sample of water contains particles having the highest average kinetic energy?

Use the terms magnetic field and magnetic pole in a sentence