How do we know if their is DNA in our food?

Is the following equation balanced? FeCl₃ + MgO → Fe₂O₃ + MgCl₂ A. Yes B. No

Which human body system does Erythrocyte most resemble and why

What's the oxidation # of P in Mg3p2

When 0.610 g of titanium is combusted in a bomb calorimeter, the temperature of the calorimeter increases from 25.00 °C to 50.50 °C. In a separate experiment, the heat capacity of the calorimeter is measured to be 9.84 kJ/K.

An element has a half-life of 30 years. if 1.0 mg of this element decays over a period of 90 years, how many mg of this element would remain?

Determine the equilibrium pH and speciation (concentration of each species) of the following two solutions. Neglect activity corrections. Species added Total concentration (solution a) HCl 10-3 M (solution b) NaCl 10-3 g.

How do you get dencity?

The materials created from a chemical reaction are called A. reactants. B. products. C. coefficients. D. none of the above.

Organic compounds ALL contain the element carbon. Which organic compound, used for stored chemical energy, contains carbon, hydrogen, oxygen, and often phosphorous?

In a polar molecule, which atom will have the greatest partial negative charge? A) the smallest atom B) the least electronegative atom C) the largest atom D) the most electronegative atom