Will the pH in your mouth increase after brushing your teeth?

A silver cube with an edge length of 2.38 cm and a gold cube with an edge length of 2.79 cm are both heated to 81.9 ∘C and placed in 109.5 mL of water at 19.6 ∘C. What is the final temperature of the water when thermal equilibrium is reached g

If an atom has 104 electrons, 157 neutrons, and 104 protons, what is its approximate atomic mass?

A Japanese sword maker heats a mixture of iron and charcoal. He repeatedly heats, folds, and flattens the mixture more than a thousand times. What is he doing? a. He is making a metallic bond and adding impurities. b.

Suppose that a mouse with black fur has both an allele for black fur and an allele for white fur (Bb). Based on this information, you can conclude that the dominant allele must be for fur andthe recessive allele must be for fur.

a container holding 2.3 moles of br2 gas is st a pressure of 6.7 atm and has a volume of 14.2 l what is the temperature in k?

Which process occurs at the anode in an electrochemical cell? (1) the loss of protons (2) the loss of electrons (3) the gain of protons (4) the gain of electrons

What is natural transmutation?

An electron in a sodium atom gains enough energy to move from the second shell to the third the sodium atom becomes

What is temperature in science, how fast molecules move or how cold or hot something is?

Which describes an object's speed when free falling in a vacuum? The object accelerates until it reaches its terminal velocity. The object falls at a constant speed because only one force acts on it.