sulfuric acid solution in a chemical store is prepared by mixing sulfuric acid and water at a ratio of 1:9. Based on this information, what can you know?
某化学品店一种硫酸溶液是将硫酸和水按1：9配制的，根据这些信息，你能知道什么？
<gadget id="calculator">1 + 9</gadget>
<output>10</output>

<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>