Apr 23, 2018 · Your unknown gas is ethane and its molecular formula is C_2H_6. So, you know that you're dealing with a hydrocarbon, which is a compound that contains only carbon and hydrogen. …

How does buffering a solution change the solutions behavior? How does Benedict's solution change colour? Describe how would you prepare 1 L of a 1 M solution of sodium chloride. The gram formula …

Nov 5, 2016 · The molecular weight of anhydrous sodium carbonate is 106 and the molecular weight of water is 18. Therefore, the formula for the molecular weight of N a2CO3XH 2O is 106 + 18X. Thus, …

For this solution we will use the formula F_1d_1 = F_2d_2 Where Force times the distance of one side of the lever must equal the combination of the Force and distance applied on the opposite side of the …

When 2.5kg weight of hero's hand hits the villain of 80kg,in a movie,the villain moves with 12.5ms-1 and hits a transformer near by.what will be the speed of hero's hand compared to bullet fired from a gun …

the force compressing the spring is the weight of stone of mass of 8 kilogram. The weight of the stone creates a backward force on the spring. we can calculate the recall force using the following formula.

Explanation: To calculate the molar mass of a compound, multiply the subscript of each element from the formula times the molar mass of the element. The molar mass of an element is its atomic weight …

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