How many grams of sodium sulfate are needed to make 750.0mL of 0.215 M sodium sulfate solution?

Iron (Fe) reacts with copper sulfate (CuSO4) to form iron (II) sulfate. In this reaction, Cu2 + gains electrons to form Cu. Which statement is true about this reaction? Fe (s) + CuSO4 (aq) → FeSO4 (aq) + Cu (s) A.) Cu undergoes decomposition. B.

Use the periodic table entry below to answer the following question. What is the atomic mass of the element cobalt (Co) ?

Which element would chemically react with oxygen

Consider a general reaction a) The ΔG° of the reaction is - 4.140 kJ mol. Calculate the equilibrium constant for the reaction. (Assume a temperature of 25°C.) b) What is ΔG at body temperature (37.0°C) if the concentration of A is 1.

Which gases contribute to the acid rain formation?

A 40.0 g drinking glass is filled with hot liquid. The liquid transfers 1,000. J of energy to the glass. If the temperature of the glass increases by 50.0 degrees Celsius, what is the specific heat of the glass?

What is the percent by mass of oxygen in propanal, CH3CH2CHO? (1) 10.0% (3) 38.1% (2) 27.6% (4) 62.1%

In which orbitals would the valence electrons for selenium (Se) be placed? s orbital and f orbital s orbital only s orbital and p orbital d orbital only

Hydrogen reacts with chlorine to form hydrogen chloride (HCl (g), Delta. Hf = - 92.3 kJ/mol) according to the reaction below. Upper H subscript 2 (g) plus upper C l subscript 2 (g) right arrow 2 upper H upper C l (g). Which statement is correct?

Below is the lewis structure of the fluoramine nh2f molecule. nfhh count the number of bonding pairs and the number of lone pairs around the left hydrogen atom.