What's is a logical way that you could begin to investigate why your tire had low air pressure?

What is the ph of 1.2 time 10 to the negitive 2

Where's earth plates move, they may slide alongside one another, pull apart, or

Solution A contains 5 molecules of albumin (protein) and solution B contains 12 molecules of glucose. The solutions are separated by a membrane. What way will water move? A.

A student mixes 0.50 L of 0.0020 M Ba (NO3) 2 solution with 0.50 L of 0.0080 M Na2SO4 solution. Which equation shows the proper set-up to calculate molar concentration of Ba2 + ions in the new solution? (0.0020 M) (1 L) = (? M) (0.0020 M) (0.

The phosphorous anion (P-) has how many total electrons and how many valence electrons? a. 14; 6 b. 16; 5 c. 14; 4 d. 16; 4 e. 15; 5 f. 14; 5 g. 15; 4 h. 15; 6 9. 16; 6

A 1-cubic-centimeter cube of sodium reacts more rapidly in water at 25°C than does a 1-cubic-centimeter cube of calcium at 25°C.

Calculate the voltage if the current is 0.5 A and the resistance is 2.0 Ω.

Moseley's changes to the periodic table were based mainly on what part of the scientific process

Which of the following precautions is important when using a Bunsen burner or Meker burner? a. Set up your work space so that wires and cables cannot accidentally make contact with the flame or hot glassware and meltb.

What explains the fact that no machine is 100 percent efficient? A. Friction transforms mechanical energy into thermal energy. B. Thermal energy is transformed into mechanical energy by friction. C.