How can we reduce our carbon footprint

A compound was isolated and found to contain 72.2% magnesium and the rest nitrogen. What is the empirical formula of this compound?

What is the concentration of an acid with a pH of 2?

In the reaction 3H2 + n2 > NH3 what coefficient should be placed in front of nH3 to balance the reaction

Read the given equation: Ca (OH) 2 + 2HCl → CaCl2 + 2H2O Which of the following is true about the equation? Group of answer choices Ca (OH) 2 is the base and CaCl2 is the salt. Ca (OH) 2 is the acid and CaCl2 is the salt.

Radiatuon is a method of thermal energy transfer. It refers to the transfer of heat energy that moves

Which state of matter is characterized by having an indefinite shape, but a definite volume? Gas Liquid Solid None of the above

What metric unit is used to measure distance?

In the chemical formula 3NO2 the number 3 is a

W (g) + X (g) - -> Y (g) + Z (g) Gases W and X react in a closed, rigid vessel to form gases Yand Z according to the equation above. The initial pressure of W (g) is 1.20 atm and that of X (g) is 1.60 atm. No Y (g) or Z (g) isinitially present.

In this process, a piece of paper with small holes in it separates a heterogeneous mixture by letting through the small particles and keeping out the big ones. That is called as