Please show your complete work for all questions. 1. You need 0.5g of a powder to compound your prescription, which you have weighed using a balance with sensitivity of 0.1g. You later check the wight of the powder using a balance with the sensitivity of 0.0001g, which shows the weight as 0.4501. What is the percentage error? How much powder should you add to your powder so that your weight is only 1% less than the target weight? Do not round any of your answers. (2 Points)