What is a change which forms one or more new substances?

you are planning an experiment to find whether the rate at which water freezes depends on the shape of its container. identify the manipulate variable in the responding variable. list the other variables you would control.

Which molecule (s) contain peptide bond (-CONH - A - Glycogen B - Lipid C - Protein D - None of the above selection are correct

Select all that apply. Values of Ksp greater than 1.0 infer: The solid phase is relatively insoluble. The solid phase is relatively soluble. The chemical reaction proceeds readily to the right. The chemical reaction proceeds readily to the left.

After substantial heating, 6.25 g of iron produced 18.00 g of a compound with chlorine. The empirical formula is: a. FeCl3 b. Fe3Cl c. Fe2Cl3 d. FeCl2 e. Fe2Cl

Why is a catalyst shown above the arrow between the reactants and the products

Assume that 8.5 L of iodine gas are produced at STP according to the following equation: 2KL+Cl2 = 2KCl + I2 How many moles of Kl were used? How many grams of Kl were used?

Which of the following is a soft metal in the lightest element that is a solid at standard temperature and pressure? A) lithium B) silicon C) silica D) cobalt

What phase of matter has particles that are held together but can flow past each other and takes the shape of a container, filling it from the bottom up? Gas Liquid Plasma Solid

How does 0.5 m sucrose (molecular mass 342) solution compare to 0.5 m glucose (molecular mass 180) solution?

Which particles make up the nucleus of an atom? protons and electrons neutrons and electrons protons only protons and neutrons neutrons only