Suppose a log'smassis 5 kg after burning the mass of the ash is 1 kg explain what may have happened to the other 4 kg of mass

Which of the following statements is true? Magnetic fields are strongest in the middle of the magnet. A magnetic field can be created by running an electric current through a magnet.

Calculate the number of molecules in 46.0 grams of water

Glucose generally exists in ring (cyclic) form. a haworth projection shows the orientations of the hydroxyl groups and hydrogen atoms on the ring. draw the α and β forms of glucose by moving the groups (h, oh, or ch2oh) to the appropriate positions.

Wskaż substancję, która ma największą zawartość procentową węgla w cząsteczce: 1) C2H5OH 2) C2H6 3) C2H4 (OH) 2 4) C2H4

Select the compound that is not organic. 1. Sucrose 2. Methane 3. Urea 4. Sodium Chloride

What color does copper produce when it reacts to chlorine

How can ionic compounds be neutral?

What happens to the atoms and molecules in a substance as its temperature increases?

Which pH indicates a substance that is more acidic than a substance with a pH of 4

Which is a characteristic of super-absorbent polymers? When they absorb water, they become gels. They bind to water in stoichiometric ratios. They have a single water-absorbing monomer per molecule.