What kind of science is most used to build or design useful technology?

How many moles of co2 are produced when 5.70 mol of ethane are burned in an excess of oxygen

When one s - and one p-orbital mix, the resulting hybrid orbitals have a geometry. A) Trigonal-planar B) Tetrahedral C) Linear

Given the incomplete equation representing a reaction: 2Na (s) + 2H2O (l) = 2Na + (aq) + 2_ (aq) + H2 (g) What is the formula of the missing product?

How do i use the factor-label method to calculate the number of grams of kmno4 that you would need to make 100 ml of a 0.0045 m potassium permanganate solution?

Characteristics of cathode (electrone)

The molecules in a solid object A. flow freely around each other B. vibrate slowly C. are completely still all the time

How many moles of water can be obtained from the reaction of 4 moles of O2?

A solid white substance A is heated strongly in the absence of air. It decomposes to form a new white substance B and a gas C. The gas has exactly the same properties as the product obtained when carbon is burned in an excess of oxygen.

C). If 0.5 mole of oxygen (0,) reacted with hydrogen (H2), how many mole of water (H, 0) was produced from the reaction?

A cube has a depth of 10 cm. What is the volume of the cube? Or What is depth?