Germaine wants to know exactly how acidic lemon juice is. Which of these can tell him the pH most precisely? A. pH probe B. indicator solution C. red cabbage juice D. pH paper

Balance this equation Pb (NO3) 2+Na2 (CrO4) = Pb (CtO4) + Na (NO3)

Select the correct statement regarding the following balanced equation 2Mg + O2 - - - > 2MgO 1) 3 moles of Mg will produce 6moles of MgO 2) When 100 grams of Mg reacts with Excess O2, 100 grams of MgO forms 3) For every mole of MgO produced, Half

How many moles are equal to 4.11x1023 molecules of CO2?

How many moles of solute are in 300 mL of 1.5 M CaCl2? How many grams fo CaCl2 is this?

What are the two main products of the light-capturing reaction of photosynthesis?

Which is a cause of desertification? A. farming B. creating reservoirs C. overgrazing D. driving motor vehicles

What happens when the threat of exposure to dirty air is reduced in a community? There is enough oxygen available for people's lungs to function normally The amount of indoor air pollutants released during a fossil fuel burn decreases There is a

Is chicken noodle soup an element, a compound, a homogeneous mixture, or a heterogeneous mixture?

How is the amount of sunlight affect the makeup of an ecosystem

How many moles are in 65 g of carbon dioxide (CO2) ?