Balance the equation below and determine if single or double replacement.

Ca (OH) 2+H3PO4-->Ca3 (PO4) 2+H2O

A strong acid a. ionizes completely in solution. b. produces hydronium ions in solution. c. reacts with metals that are more active than hydrogen. d. All of the above

What charge would an ion have if it had more electrons than protons?

How many significant figures are contained in each of the following measurements? (a) 38.7 g (b) 2 x 1018 m (c) 3,486,002 kg (d) 9.74150 x 10-4 J (e) 0.0613 cm3 (f) 17.0 kg (g) 0.01400 g/mL

Which balanced equation represents a redox reaction? (1) AgNO3 + NaCl = = >AgCl + NaNO3 (2) BaCl2 + K2CO3 = = > BaCO3 + 2KCl (3) CuO + CO==> Cu + CO2 (4) HCl + KOH = = > KCl + H2O

Which of the following is not a producer? Mushroom Tulip Grass Pine Tree

A solution that is 33.6 % by mass of phenol (C6H5OH) in water is prepared. What is the mole fraction of the phenol?

Describe the law of conservation of momentum

14. What steps should you take to keep parents and the public from viewing your personal information on social networks?

Match the factors which affect the rate of dissolving/dissociation/diffusion.

How would the equilibrium of an exothermic reaction at 25°c be affected if the temperature of the system were reduced? (hint: apply le chatelier's principle) ?