Nitric acid (H NO3), also known as aqua fortis and spirit of niter, is a highly corrosive mineral acid. The pure compound is colorless, but older samples tend to acquire a yellow cast due to decomposition into oxides of nitrogen and water.Most commercially available nitric acid has a concentration of 68%.ed fuming nitric acid, or RFNA, contains substantial quantities of dissolved nitrogen dioxide (NO 2) leaving the solution with a reddish-brown color. Due to the dissolved nitrogen dioxide, the density of red fuming nitric acid is lower at 1.490 g/mL.
Thus, a standard tuna sandwich on white contains 476 calories, while a whole-wheat tuna sandwich has 490 calories. To lower the calories, you could mix the tuna with low-fat, plain Greek yogurt.f your pantry includes tuna, you're hardly alone. According to the National Fisheries Institute, consumers in the United States enjoy more than a million pounds of tuna annually.
Adding a whole banana to your peanut butter sandwich will add approximately 100 calories to your meal, while a tablespoon of honey, maple syrup or jelly will add on average 60 calories.Below is a table of the exact calories for different types of sandwiches.. Variations. Some people enjoy mixing up their peanut butter sandwiches with other ingredients and flavors. The most popular amongst these are jelly, chocolate, banana and other dried fruits, honey or maple syrup. Of course, by adding extra ingredients, you will be adding to the peanut butter sandwich calories.