Write the chemical formula of baking soda?

What is the entropy change for the third reaction below? N2 (g) + O2 (g) → 2NO (g), ∆H = 180 kJ 2NO2 (g) → 2NO (g) + O2 (g), ∆H = 112 kJ N2 (g) + 2O2 (g) → 2NO2 (g) A) 34 kJ B) 292 kJ C) 146 kJ D) 68 kJ

This is a graph of the mean, or average, number of beans eaten for every three days, During Days 1-3, more red kidney beans were eaten During Days 4-6, more red kidney beans were eaten During Days 7-9, more red kidney beans were eaten

No one's even answering, so i'll just uh leave this here

In the reaction Mg (s) + 2HCl (aq) H2 (g) + MgCl2 (aq), how many liters of hydrogen gas will be produced from 75.0 milliliters of a 3.0 M HCl in an excess of Mg at STP? a. 1.1 liters b. 34 liters c. 2.52 liters d. 0.11 liters E. 0.23 liters

a 50.0 mL sample of KCl requires 22.40 mL of 0.0229 M Pb (NO3) 2 in order to completely titrate it. What is the Molarity of the KCl sample?

Sodium phosphate and calcium chloride react to form sodium chloride and calcium phosphate. If you have 379.4 grams of calcium chloride and an excess of sodium phosphate, how much calcium phosphate can you make?

What is the maximum number of electrons in the second electron shell, closest to the nucleus?

Which compound is formed from its elements by an exothermic reaction at 298 K and 101.3 kPa?

Energy can be transformed from one form to another. The diagram shows one such process. Which energy transformation is represented in the diagram?

Mathematically define heat capacity with equations.