Which formula represents a hydrocarbon?

CaO2

C5H12

CH2O

H2SO4

Calculate the PH if the Poh is 8.00

In a voltaic cell, chemical energy is converted to (1) electrical energy, spontaneously (2) electrical energy, nonspontaneously (3) nuclear energy, spontaneously (4) nuclear energy, nonspontaneously

Which of the following properties is shared by gases and liquids? They have a definite shape. They consist of charged particles. Their particles vibrate in fixed positions. Their particles are arranged randomly.

Tap water is a homogenous mixture or heterogeneous mixture

The plunger on a bicycle pump with a 400 mL volume cylinder is depressed such that the pressure in the pump increases from 1.00 atm to 6.00 atm.

What has happen to join two monosaccharide units into a disaccharide?

Choose the pair of substances that are most likely to form a homogeneous solution. a. c6h14 and c10h20 b. libr and c5h12 c. n2o4 and nh4cl d. c6h14 and h2o e. none of these pairs will form a homogeneous solution.

A glucose solution (C₆H₁₂O₆₎ has 90 g of glucose in a 500 ml flask. What is the molarity?

Atoms of cesium can lose electrons to become cations. how many electrons does a single cesium atom lose? explain your answer.

Which of the following are true about a block of ice at - 10°C as you continue to apply heat.