1 kg of cold water at 15°C is mixed with 1 kg of warm water at 31°C. What will be the final temperature of the water, in °C?

Which of these reactions are redox reactions? check all that apply.cd + hcl → cdcl2  + h2cucl2  + na2s → 2nacl + cuscaco3  → cao + co2          2zns + 3o2  → 2zno + 2so2          ch4  + 2o2  → co2  + 2h2o

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

How many atoms are there in 5.70 mol of mg