After six months, an astronomer notices that star a moves a greater distance than star B which conclusion is correct

At STP, fluorine is a gas and bromine is a liquid because, compared to fluorine, bromine has (1) stronger covalent bonds (2) stronger intermolecular forces (3) weaker covalent bonds (4) weaker intermolecular forces

Samples of four Group 15 elements, antimony, arsenic, bismuth, and phosphorus, are in the gaseous phase.

How did Madison Boulder get to it's present location?

A nuclide of 64/29 Cu absorbs a position. Which is the resulting atom? A) 65/29 Cu B) 63/29 Cu C) 64/28 Ni D) 64/30 Zn

On a mission to a newly discovered planet, an astronaut finds gallium abundances of 61.29% for 69Ga and 39.71% for 71Ga. What is the atomic mass of gallium for this location? The mass of 69Ga is 68.7200amu. The mass of 71Ga is 70.9200amu.

List two potential problems with burning garbage.

Mole ratios how can the coefficients in a chemical equation be interpreted. True or False

For taking sip of hot tea, we blow air on it. Justify

The molecules in a solid object A. flow freely around each other B. vibrate slowly C. are completely still all the time

How many moles of water can be obtained from the reaction of 4 moles of O2?